Home / 8,779,148.75-13,168,475.80-2,389,456.46

Finding the Fourth Proportional to 8,779,148.75, 13,168,475.80 and 2,389,456.46

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Solution

The fourth proportional to 8,779,148.75, 13,168,475.80 and 2,389,456.46 is: 3,584,117.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,148.75 : 13,168,475.80 = 2,389,456.46 : x
  2. Step 2: Convert to fraction form
    8,779,148.75/13,168,475.80 = 2,389,456.46/x
  3. Step 3: Cross multiply
    8,779,148.75x = 13,168,475.80 × 2,389,456.46
  4. Step 4: Simplify right side
    8,779,148.75x = 31,465,499,568,663.67
  5. Step 5: Solve for x
    x = 31,465,499,568,663.67/8,779,148.75
  6. Step 6: Final answer
    x = 3,584,117.37

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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.