Home / 47,255,514.30-70,883,271.45-20,381,658.30

Finding the Fourth Proportional to 47,255,514.30, 70,883,271.45 and 20,381,658.30

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Solution

The fourth proportional to 47,255,514.30, 70,883,271.45 and 20,381,658.30 is: 30,572,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,255,514.30 : 70,883,271.45 = 20,381,658.30 : x
  2. Step 2: Convert to fraction form
    47,255,514.30/70,883,271.45 = 20,381,658.30/x
  3. Step 3: Cross multiply
    47,255,514.30x = 70,883,271.45 × 20,381,658.30
  4. Step 4: Simplify right side
    47,255,514.30x = 1,444,718,617,880,045.75
  5. Step 5: Solve for x
    x = 1,444,718,617,880,045.75/47,255,514.30
  6. Step 6: Final answer
    x = 30,572,487.45

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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.