Home / 9,439,779.92-13,023,207.77-5,308,864.11

Finding the Fourth Proportional to 9,439,779.92, 13,023,207.77 and 5,308,864.11

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Solution

The fourth proportional to 9,439,779.92, 13,023,207.77 and 5,308,864.11 is: 7,324,158.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439,779.92 : 13,023,207.77 = 5,308,864.11 : x
  2. Step 2: Convert to fraction form
    9,439,779.92/13,023,207.77 = 5,308,864.11/x
  3. Step 3: Cross multiply
    9,439,779.92x = 13,023,207.77 × 5,308,864.11
  4. Step 4: Simplify right side
    9,439,779.92x = 69,138,440,300,681.82
  5. Step 5: Solve for x
    x = 69,138,440,300,681.82/9,439,779.92
  6. Step 6: Final answer
    x = 7,324,158.08

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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.