Home / 12,464,555.10-18,693,333.45-3,947,502.30

Finding the Fourth Proportional to 12,464,555.10, 18,693,333.45 and 3,947,502.30

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Solution

The fourth proportional to 12,464,555.10, 18,693,333.45 and 3,947,502.30 is: 5,920,145.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,555.10 : 18,693,333.45 = 3,947,502.30 : x
  2. Step 2: Convert to fraction form
    12,464,555.10/18,693,333.45 = 3,947,502.30/x
  3. Step 3: Cross multiply
    12,464,555.10x = 18,693,333.45 × 3,947,502.30
  4. Step 4: Simplify right side
    12,464,555.10x = 73,791,976,788,541.92
  5. Step 5: Solve for x
    x = 73,791,976,788,541.92/12,464,555.10
  6. Step 6: Final answer
    x = 5,920,145.26

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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.