Home / 56,376,211.20-84,564,316.80-49,433,798.40

Finding the Fourth Proportional to 56,376,211.20, 84,564,316.80 and 49,433,798.40

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Solution

The fourth proportional to 56,376,211.20, 84,564,316.80 and 49,433,798.40 is: 74,150,697.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,376,211.20 : 84,564,316.80 = 49,433,798.40 : x
  2. Step 2: Convert to fraction form
    56,376,211.20/84,564,316.80 = 49,433,798.40/x
  3. Step 3: Cross multiply
    56,376,211.20x = 84,564,316.80 × 49,433,798.40
  4. Step 4: Simplify right side
    56,376,211.20x = 4,180,335,388,524,933
  5. Step 5: Solve for x
    x = 4,180,335,388,524,933/56,376,211.20
  6. Step 6: Final answer
    x = 74,150,697.60

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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.