Home / 42,141,262.96-63,211,919.01-11,849,125.96

Finding the Fourth Proportional to 42,141,262.96, 63,211,919.01 and 11,849,125.96

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Solution

The fourth proportional to 42,141,262.96, 63,211,919.01 and 11,849,125.96 is: 17,773,695.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,141,262.96 : 63,211,919.01 = 11,849,125.96 : x
  2. Step 2: Convert to fraction form
    42,141,262.96/63,211,919.01 = 11,849,125.96/x
  3. Step 3: Cross multiply
    42,141,262.96x = 63,211,919.01 × 11,849,125.96
  4. Step 4: Simplify right side
    42,141,262.96x = 749,005,990,522,808.50
  5. Step 5: Solve for x
    x = 749,005,990,522,808.50/42,141,262.96
  6. Step 6: Final answer
    x = 17,773,695.85

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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.