Home / 54,988,247.71-75,875,346.43-31,778,892.46

Finding the Fourth Proportional to 54,988,247.71, 75,875,346.43 and 31,778,892.46

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Solution

The fourth proportional to 54,988,247.71, 75,875,346.43 and 31,778,892.46 is: 43,849,996.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,988,247.71 : 75,875,346.43 = 31,778,892.46 : x
  2. Step 2: Convert to fraction form
    54,988,247.71/75,875,346.43 = 31,778,892.46/x
  3. Step 3: Cross multiply
    54,988,247.71x = 75,875,346.43 × 31,778,892.46
  4. Step 4: Simplify right side
    54,988,247.71x = 2,411,234,474,564,215
  5. Step 5: Solve for x
    x = 2,411,234,474,564,215/54,988,247.71
  6. Step 6: Final answer
    x = 43,849,996.59

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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.