Home / 13,006,446.32-19,502,502.60-4,479,751.28

Finding the Fourth Proportional to 13,006,446.32, 19,502,502.60 and 4,479,751.28

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Solution

The fourth proportional to 13,006,446.32, 19,502,502.60 and 4,479,751.28 is: 6,717,158.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006,446.32 : 19,502,502.60 = 4,479,751.28 : x
  2. Step 2: Convert to fraction form
    13,006,446.32/19,502,502.60 = 4,479,751.28/x
  3. Step 3: Cross multiply
    13,006,446.32x = 19,502,502.60 × 4,479,751.28
  4. Step 4: Simplify right side
    13,006,446.32x = 87,366,360,985,553.34
  5. Step 5: Solve for x
    x = 87,366,360,985,553.34/13,006,446.32
  6. Step 6: Final answer
    x = 6,717,158.46

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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.