Home / 57,478,889.70-86,218,334.55-37,071,555.30

Finding the Fourth Proportional to 57,478,889.70, 86,218,334.55 and 37,071,555.30

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Solution

The fourth proportional to 57,478,889.70, 86,218,334.55 and 37,071,555.30 is: 55,607,332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,478,889.70 : 86,218,334.55 = 37,071,555.30 : x
  2. Step 2: Convert to fraction form
    57,478,889.70/86,218,334.55 = 37,071,555.30/x
  3. Step 3: Cross multiply
    57,478,889.70x = 86,218,334.55 × 37,071,555.30
  4. Step 4: Simplify right side
    57,478,889.70x = 3,196,247,757,144,225
  5. Step 5: Solve for x
    x = 3,196,247,757,144,225/57,478,889.70
  6. Step 6: Final answer
    x = 55,607,332.95

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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.