Home / 56,175,480.96-77,518,248.12-31,724,471.04

Finding the Fourth Proportional to 56,175,480.96, 77,518,248.12 and 31,724,471.04

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Solution

The fourth proportional to 56,175,480.96, 77,518,248.12 and 31,724,471.04 is: 43,777,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,175,480.96 : 77,518,248.12 = 31,724,471.04 : x
  2. Step 2: Convert to fraction form
    56,175,480.96/77,518,248.12 = 31,724,471.04/x
  3. Step 3: Cross multiply
    56,175,480.96x = 77,518,248.12 × 31,724,471.04
  4. Step 4: Simplify right side
    56,175,480.96x = 2,459,225,417,554,474.50
  5. Step 5: Solve for x
    x = 2,459,225,417,554,474.50/56,175,480.96
  6. Step 6: Final answer
    x = 43,777,558.74

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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.