Home / 10,347,344.80-15,521,017.20-9,339,575.20

Finding the Fourth Proportional to 10,347,344.80, 15,521,017.20 and 9,339,575.20

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Solution

The fourth proportional to 10,347,344.80, 15,521,017.20 and 9,339,575.20 is: 14,009,362.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,344.80 : 15,521,017.20 = 9,339,575.20 : x
  2. Step 2: Convert to fraction form
    10,347,344.80/15,521,017.20 = 9,339,575.20/x
  3. Step 3: Cross multiply
    10,347,344.80x = 15,521,017.20 × 9,339,575.20
  4. Step 4: Simplify right side
    10,347,344.80x = 144,959,707,319,893.41
  5. Step 5: Solve for x
    x = 144,959,707,319,893.41/10,347,344.80
  6. Step 6: Final answer
    x = 14,009,362.80

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1.5x scale

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.