Home / 40,451,931.12-60,679,027.22-13,158,224.01

Finding the Fourth Proportional to 40,451,931.12, 60,679,027.22 and 13,158,224.01

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Solution

The fourth proportional to 40,451,931.12, 60,679,027.22 and 13,158,224.01 is: 19,737,703.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451,931.12 : 60,679,027.22 = 13,158,224.01 : x
  2. Step 2: Convert to fraction form
    40,451,931.12/60,679,027.22 = 13,158,224.01/x
  3. Step 3: Cross multiply
    40,451,931.12x = 60,679,027.22 × 13,158,224.01
  4. Step 4: Simplify right side
    40,451,931.12x = 798,428,232,840,870.50
  5. Step 5: Solve for x
    x = 798,428,232,840,870.50/40,451,931.12
  6. Step 6: Final answer
    x = 19,737,703.76

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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.