Home / 21,186,551.85-31,780,123.03-6,040,483.35

Finding the Fourth Proportional to 21,186,551.85, 31,780,123.03 and 6,040,483.35

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Solution

The fourth proportional to 21,186,551.85, 31,780,123.03 and 6,040,483.35 is: 9,060,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,186,551.85 : 31,780,123.03 = 6,040,483.35 : x
  2. Step 2: Convert to fraction form
    21,186,551.85/31,780,123.03 = 6,040,483.35/x
  3. Step 3: Cross multiply
    21,186,551.85x = 31,780,123.03 × 6,040,483.35
  4. Step 4: Simplify right side
    21,186,551.85x = 191,967,304,023,666.53
  5. Step 5: Solve for x
    x = 191,967,304,023,666.53/21,186,551.85
  6. Step 6: Final answer
    x = 9,060,809.20

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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.