Home / 54,988,246.71-75,875,345.06-31,778,891.46

Finding the Fourth Proportional to 54,988,246.71, 75,875,345.06 and 31,778,891.46

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Solution

The fourth proportional to 54,988,246.71, 75,875,345.06 and 31,778,891.46 is: 43,849,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,988,246.71 : 75,875,345.06 = 31,778,891.46 : x
  2. Step 2: Convert to fraction form
    54,988,246.71/75,875,345.06 = 31,778,891.46/x
  3. Step 3: Cross multiply
    54,988,246.71x = 75,875,345.06 × 31,778,891.46
  4. Step 4: Simplify right side
    54,988,246.71x = 2,411,234,354,992,893
  5. Step 5: Solve for x
    x = 2,411,234,354,992,893/54,988,246.71
  6. Step 6: Final answer
    x = 43,849,995.21

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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.