Home / 42,321,876.40-63,482,814.60-26,095,211.20

Finding the Fourth Proportional to 42,321,876.40, 63,482,814.60 and 26,095,211.20

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Solution

The fourth proportional to 42,321,876.40, 63,482,814.60 and 26,095,211.20 is: 39,142,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,321,876.40 : 63,482,814.60 = 26,095,211.20 : x
  2. Step 2: Convert to fraction form
    42,321,876.40/63,482,814.60 = 26,095,211.20/x
  3. Step 3: Cross multiply
    42,321,876.40x = 63,482,814.60 × 26,095,211.20
  4. Step 4: Simplify right side
    42,321,876.40x = 1,656,597,454,557,443.50
  5. Step 5: Solve for x
    x = 1,656,597,454,557,443.50/42,321,876.40
  6. Step 6: Final answer
    x = 39,142,816.80

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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.