Home / 9,396,422.40-14,105,131.20-8,779,688.40

Finding the Fourth Proportional to 9,396,422.40, 14,105,131.20 and 8,779,688.40

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Solution

The fourth proportional to 9,396,422.40, 14,105,131.20 and 8,779,688.40 is: 13,179,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396,422.40 : 14,105,131.20 = 8,779,688.40 : x
  2. Step 2: Convert to fraction form
    9,396,422.40/14,105,131.20 = 8,779,688.40/x
  3. Step 3: Cross multiply
    9,396,422.40x = 14,105,131.20 × 8,779,688.40
  4. Step 4: Simplify right side
    9,396,422.40x = 123,838,656,777,118.08
  5. Step 5: Solve for x
    x = 123,838,656,777,118.08/9,396,422.40
  6. Step 6: Final answer
    x = 13,179,341.19

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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.