Home / 52,006,678.70-78,010,018.05-26,497,510.70

Finding the Fourth Proportional to 52,006,678.70, 78,010,018.05 and 26,497,510.70

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Solution

The fourth proportional to 52,006,678.70, 78,010,018.05 and 26,497,510.70 is: 39,746,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,006,678.70 : 78,010,018.05 = 26,497,510.70 : x
  2. Step 2: Convert to fraction form
    52,006,678.70/78,010,018.05 = 26,497,510.70/x
  3. Step 3: Cross multiply
    52,006,678.70x = 78,010,018.05 × 26,497,510.70
  4. Step 4: Simplify right side
    52,006,678.70x = 2,067,071,287,987,068
  5. Step 5: Solve for x
    x = 2,067,071,287,987,068/52,006,678.70
  6. Step 6: Final answer
    x = 39,746,266.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.