Home / 42,923,531.70-64,385,686.78-12,218,099.00

Finding the Fourth Proportional to 42,923,531.70, 64,385,686.78 and 12,218,099.00

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Solution

The fourth proportional to 42,923,531.70, 64,385,686.78 and 12,218,099.00 is: 18,327,259.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,923,531.70 : 64,385,686.78 = 12,218,099.00 : x
  2. Step 2: Convert to fraction form
    42,923,531.70/64,385,686.78 = 12,218,099.00/x
  3. Step 3: Cross multiply
    42,923,531.70x = 64,385,686.78 × 12,218,099.00
  4. Step 4: Simplify right side
    42,923,531.70x = 786,670,694,908,557.50
  5. Step 5: Solve for x
    x = 786,670,694,908,557.50/42,923,531.70
  6. Step 6: Final answer
    x = 18,327,259.29

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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.