Home / 8,352,031.70-12,528,047.55-7,092,319.70

Finding the Fourth Proportional to 8,352,031.70, 12,528,047.55 and 7,092,319.70

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Solution

The fourth proportional to 8,352,031.70, 12,528,047.55 and 7,092,319.70 is: 10,638,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352,031.70 : 12,528,047.55 = 7,092,319.70 : x
  2. Step 2: Convert to fraction form
    8,352,031.70/12,528,047.55 = 7,092,319.70/x
  3. Step 3: Cross multiply
    8,352,031.70x = 12,528,047.55 × 7,092,319.70
  4. Step 4: Simplify right side
    8,352,031.70x = 88,852,918,441,401.75
  5. Step 5: Solve for x
    x = 88,852,918,441,401.75/8,352,031.70
  6. Step 6: Final answer
    x = 10,638,479.55

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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.