Home / 10,095,307.80-15,142,961.70-9,087,538.20

Finding the Fourth Proportional to 10,095,307.80, 15,142,961.70 and 9,087,538.20

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Solution

The fourth proportional to 10,095,307.80, 15,142,961.70 and 9,087,538.20 is: 13,631,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095,307.80 : 15,142,961.70 = 9,087,538.20 : x
  2. Step 2: Convert to fraction form
    10,095,307.80/15,142,961.70 = 9,087,538.20/x
  3. Step 3: Cross multiply
    10,095,307.80x = 15,142,961.70 × 9,087,538.20
  4. Step 4: Simplify right side
    10,095,307.80x = 137,612,242,909,886.92
  5. Step 5: Solve for x
    x = 137,612,242,909,886.92/10,095,307.80
  6. Step 6: Final answer
    x = 13,631,307.30

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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.