Home / 56,376,405.80-84,564,608.70-39,937,164.20

Finding the Fourth Proportional to 56,376,405.80, 84,564,608.70 and 39,937,164.20

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Solution

The fourth proportional to 56,376,405.80, 84,564,608.70 and 39,937,164.20 is: 59,905,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,376,405.80 : 84,564,608.70 = 39,937,164.20 : x
  2. Step 2: Convert to fraction form
    56,376,405.80/84,564,608.70 = 39,937,164.20/x
  3. Step 3: Cross multiply
    56,376,405.80x = 84,564,608.70 × 39,937,164.20
  4. Step 4: Simplify right side
    56,376,405.80x = 3,377,270,663,160,649
  5. Step 5: Solve for x
    x = 3,377,270,663,160,649/56,376,405.80
  6. Step 6: Final answer
    x = 59,905,746.30

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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.