Home / 27,068,898.30-40,603,347.45-20,691,606.30

Finding the Fourth Proportional to 27,068,898.30, 40,603,347.45 and 20,691,606.30

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Solution

The fourth proportional to 27,068,898.30, 40,603,347.45 and 20,691,606.30 is: 31,037,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,068,898.30 : 40,603,347.45 = 20,691,606.30 : x
  2. Step 2: Convert to fraction form
    27,068,898.30/40,603,347.45 = 20,691,606.30/x
  3. Step 3: Cross multiply
    27,068,898.30x = 40,603,347.45 × 20,691,606.30
  4. Step 4: Simplify right side
    27,068,898.30x = 840,148,479,897,509
  5. Step 5: Solve for x
    x = 840,148,479,897,509/27,068,898.30
  6. Step 6: Final answer
    x = 31,037,409.45

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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.