Home / 10,369,029.20-15,553,543.80-9,487,230.80

Finding the Fourth Proportional to 10,369,029.20, 15,553,543.80 and 9,487,230.80

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Solution

The fourth proportional to 10,369,029.20, 15,553,543.80 and 9,487,230.80 is: 14,230,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,029.20 : 15,553,543.80 = 9,487,230.80 : x
  2. Step 2: Convert to fraction form
    10,369,029.20/15,553,543.80 = 9,487,230.80/x
  3. Step 3: Cross multiply
    10,369,029.20x = 15,553,543.80 × 9,487,230.80
  4. Step 4: Simplify right side
    10,369,029.20x = 147,560,059,788,509.06
  5. Step 5: Solve for x
    x = 147,560,059,788,509.06/10,369,029.20
  6. Step 6: Final answer
    x = 14,230,846.20

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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.