Home / 74,124,182.79-111,029,856.71-59,471,773.11

Finding the Fourth Proportional to 74,124,182.79, 111,029,856.71 and 59,471,773.11

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Solution

The fourth proportional to 74,124,182.79, 111,029,856.71 and 59,471,773.11 is: 89,082,161.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,124,182.79 : 111,029,856.71 = 59,471,773.11 : x
  2. Step 2: Convert to fraction form
    74,124,182.79/111,029,856.71 = 59,471,773.11/x
  3. Step 3: Cross multiply
    74,124,182.79x = 111,029,856.71 × 59,471,773.11
  4. Step 4: Simplify right side
    74,124,182.79x = 6,603,142,446,395,572
  5. Step 5: Solve for x
    x = 6,603,142,446,395,572/74,124,182.79
  6. Step 6: Final answer
    x = 89,082,161.82

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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.