Home / 15,234,123.40-21,023,088-8,707,893

Finding the Fourth Proportional to 15,234,123.40, 21,023,088 and 8,707,893

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Solution

The fourth proportional to 15,234,123.40, 21,023,088 and 8,707,893 is: 12,016,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234,123.40 : 21,023,088 = 8,707,893 : x
  2. Step 2: Convert to fraction form
    15,234,123.40/21,023,088 = 8,707,893/x
  3. Step 3: Cross multiply
    15,234,123.40x = 21,023,088 × 8,707,893
  4. Step 4: Simplify right side
    15,234,123.40x = 183,066,800,833,584
  5. Step 5: Solve for x
    x = 183,066,800,833,584/15,234,123.40
  6. Step 6: Final answer
    x = 12,016,891.03

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1.5x scale

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.