Home / 9,660,007.80-14,490,011.70-7,250,808.60

Finding the Fourth Proportional to 9,660,007.80, 14,490,011.70 and 7,250,808.60

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Solution

The fourth proportional to 9,660,007.80, 14,490,011.70 and 7,250,808.60 is: 10,876,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,007.80 : 14,490,011.70 = 7,250,808.60 : x
  2. Step 2: Convert to fraction form
    9,660,007.80/14,490,011.70 = 7,250,808.60/x
  3. Step 3: Cross multiply
    9,660,007.80x = 14,490,011.70 × 7,250,808.60
  4. Step 4: Simplify right side
    9,660,007.80x = 105,064,301,448,460.61
  5. Step 5: Solve for x
    x = 105,064,301,448,460.61/9,660,007.80
  6. Step 6: Final answer
    x = 10,876,212.90

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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.