Home / 22,569,905.51-31,156,005.03-15,237,670.89

Finding the Fourth Proportional to 22,569,905.51, 31,156,005.03 and 15,237,670.89

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Solution

The fourth proportional to 22,569,905.51, 31,156,005.03 and 15,237,670.89 is: 21,034,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569,905.51 : 31,156,005.03 = 15,237,670.89 : x
  2. Step 2: Convert to fraction form
    22,569,905.51/31,156,005.03 = 15,237,670.89/x
  3. Step 3: Cross multiply
    22,569,905.51x = 31,156,005.03 × 15,237,670.89
  4. Step 4: Simplify right side
    22,569,905.51x = 474,744,950,894,324.62
  5. Step 5: Solve for x
    x = 474,744,950,894,324.62/22,569,905.51
  6. Step 6: Final answer
    x = 21,034,423.51

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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.