Home / 49,927,355.70-74,891,033.55-42,387,746.10

Finding the Fourth Proportional to 49,927,355.70, 74,891,033.55 and 42,387,746.10

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Solution

The fourth proportional to 49,927,355.70, 74,891,033.55 and 42,387,746.10 is: 63,581,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,927,355.70 : 74,891,033.55 = 42,387,746.10 : x
  2. Step 2: Convert to fraction form
    49,927,355.70/74,891,033.55 = 42,387,746.10/x
  3. Step 3: Cross multiply
    49,927,355.70x = 74,891,033.55 × 42,387,746.10
  4. Step 4: Simplify right side
    49,927,355.70x = 3,174,462,115,283,981.50
  5. Step 5: Solve for x
    x = 3,174,462,115,283,981.50/49,927,355.70
  6. Step 6: Final answer
    x = 63,581,619.15

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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.