Home / 22,569,737.78-31,155,772.02-15,237,502.22

Finding the Fourth Proportional to 22,569,737.78, 31,155,772.02 and 15,237,502.22

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Solution

The fourth proportional to 22,569,737.78, 31,155,772.02 and 15,237,502.22 is: 21,034,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569,737.78 : 31,155,772.02 = 15,237,502.22 : x
  2. Step 2: Convert to fraction form
    22,569,737.78/31,155,772.02 = 15,237,502.22/x
  3. Step 3: Cross multiply
    22,569,737.78x = 31,155,772.02 × 15,237,502.22
  4. Step 4: Simplify right side
    22,569,737.78x = 474,736,145,320,563.88
  5. Step 5: Solve for x
    x = 474,736,145,320,563.88/22,569,737.78
  6. Step 6: Final answer
    x = 21,034,189.67

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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.