Home / 9,660,007.20-14,490,010.80-6,825,655.20

Finding the Fourth Proportional to 9,660,007.20, 14,490,010.80 and 6,825,655.20

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Solution

The fourth proportional to 9,660,007.20, 14,490,010.80 and 6,825,655.20 is: 10,238,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,007.20 : 14,490,010.80 = 6,825,655.20 : x
  2. Step 2: Convert to fraction form
    9,660,007.20/14,490,010.80 = 6,825,655.20/x
  3. Step 3: Cross multiply
    9,660,007.20x = 14,490,010.80 × 6,825,655.20
  4. Step 4: Simplify right side
    9,660,007.20x = 98,903,817,565,076.17
  5. Step 5: Solve for x
    x = 98,903,817,565,076.17/9,660,007.20
  6. Step 6: Final answer
    x = 10,238,482.80

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Similar ratio
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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.