Home / 74,107,041.93-102,140,036.87-49,282,861.77

Finding the Fourth Proportional to 74,107,041.93, 102,140,036.87 and 49,282,861.77

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Solution

The fourth proportional to 74,107,041.93, 102,140,036.87 and 49,282,861.77 is: 67,925,438.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,107,041.93 : 102,140,036.87 = 49,282,861.77 : x
  2. Step 2: Convert to fraction form
    74,107,041.93/102,140,036.87 = 49,282,861.77/x
  3. Step 3: Cross multiply
    74,107,041.93x = 102,140,036.87 × 49,282,861.77
  4. Step 4: Simplify right side
    74,107,041.93x = 5,033,753,318,000,499
  5. Step 5: Solve for x
    x = 5,033,753,318,000,499/74,107,041.93
  6. Step 6: Final answer
    x = 67,925,438.49

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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.