Home / 15,176,898.30-20,944,618.56-8,301,381.24

Finding the Fourth Proportional to 15,176,898.30, 20,944,618.56 and 8,301,381.24

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Solution

The fourth proportional to 15,176,898.30, 20,944,618.56 and 8,301,381.24 is: 11,456,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176,898.30 : 20,944,618.56 = 8,301,381.24 : x
  2. Step 2: Convert to fraction form
    15,176,898.30/20,944,618.56 = 8,301,381.24/x
  3. Step 3: Cross multiply
    15,176,898.30x = 20,944,618.56 × 8,301,381.24
  4. Step 4: Simplify right side
    15,176,898.30x = 173,869,263,592,939.81
  5. Step 5: Solve for x
    x = 173,869,263,592,939.81/15,176,898.30
  6. Step 6: Final answer
    x = 11,456,179.00

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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.