Home / 51,091,411.38-76,670,964.27-28,078,417.14

Finding the Fourth Proportional to 51,091,411.38, 76,670,964.27 and 28,078,417.14

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Solution

The fourth proportional to 51,091,411.38, 76,670,964.27 and 28,078,417.14 is: 42,136,227.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,091,411.38 : 76,670,964.27 = 28,078,417.14 : x
  2. Step 2: Convert to fraction form
    51,091,411.38/76,670,964.27 = 28,078,417.14/x
  3. Step 3: Cross multiply
    51,091,411.38x = 76,670,964.27 × 28,078,417.14
  4. Step 4: Simplify right side
    51,091,411.38x = 2,152,799,317,299,095.50
  5. Step 5: Solve for x
    x = 2,152,799,317,299,095.50/51,091,411.38
  6. Step 6: Final answer
    x = 42,136,227.19

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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.