Home / 54,307,809.92-74,947,470.32-33,687,899.12

Finding the Fourth Proportional to 54,307,809.92, 74,947,470.32 and 33,687,899.12

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Solution

The fourth proportional to 54,307,809.92, 74,947,470.32 and 33,687,899.12 is: 46,490,971.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,307,809.92 : 74,947,470.32 = 33,687,899.12 : x
  2. Step 2: Convert to fraction form
    54,307,809.92/74,947,470.32 = 33,687,899.12/x
  3. Step 3: Cross multiply
    54,307,809.92x = 74,947,470.32 × 33,687,899.12
  4. Step 4: Simplify right side
    54,307,809.92x = 2,524,822,819,710,943
  5. Step 5: Solve for x
    x = 2,524,822,819,710,943/54,307,809.92
  6. Step 6: Final answer
    x = 46,490,971.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.