Home / 36,289,921.80-54,434,882.70-31,363,048.20

Finding the Fourth Proportional to 36,289,921.80, 54,434,882.70 and 31,363,048.20

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Solution

The fourth proportional to 36,289,921.80, 54,434,882.70 and 31,363,048.20 is: 47,044,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,289,921.80 : 54,434,882.70 = 31,363,048.20 : x
  2. Step 2: Convert to fraction form
    36,289,921.80/54,434,882.70 = 31,363,048.20/x
  3. Step 3: Cross multiply
    36,289,921.80x = 54,434,882.70 × 31,363,048.20
  4. Step 4: Simplify right side
    36,289,921.80x = 1,707,243,849,881,446.25
  5. Step 5: Solve for x
    x = 1,707,243,849,881,446.25/36,289,921.80
  6. Step 6: Final answer
    x = 47,044,572.30

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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.