Home / 10,021,167.45-15,031,751.18-4,982,319.45

Finding the Fourth Proportional to 10,021,167.45, 15,031,751.18 and 4,982,319.45

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Solution

The fourth proportional to 10,021,167.45, 15,031,751.18 and 4,982,319.45 is: 7,473,479.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021,167.45 : 15,031,751.18 = 4,982,319.45 : x
  2. Step 2: Convert to fraction form
    10,021,167.45/15,031,751.18 = 4,982,319.45/x
  3. Step 3: Cross multiply
    10,021,167.45x = 15,031,751.18 × 4,982,319.45
  4. Step 4: Simplify right side
    10,021,167.45x = 74,892,986,246,762.86
  5. Step 5: Solve for x
    x = 74,892,986,246,762.86/10,021,167.45
  6. Step 6: Final answer
    x = 7,473,479.18

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Double scale
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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.