Home / 19,490,721.40-29,236,082.10-14,955,758.20

Finding the Fourth Proportional to 19,490,721.40, 29,236,082.10 and 14,955,758.20

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Solution

The fourth proportional to 19,490,721.40, 29,236,082.10 and 14,955,758.20 is: 22,433,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490,721.40 : 29,236,082.10 = 14,955,758.20 : x
  2. Step 2: Convert to fraction form
    19,490,721.40/29,236,082.10 = 14,955,758.20/x
  3. Step 3: Cross multiply
    19,490,721.40x = 29,236,082.10 × 14,955,758.20
  4. Step 4: Simplify right side
    19,490,721.40x = 437,247,774,602,948.25
  5. Step 5: Solve for x
    x = 437,247,774,602,948.25/19,490,721.40
  6. Step 6: Final answer
    x = 22,433,637.30

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Similar ratio
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1.5x scale

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.