Home / 40,176,000.40-60,264,000.60-28,082,765.20

Finding the Fourth Proportional to 40,176,000.40, 60,264,000.60 and 28,082,765.20

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Solution

The fourth proportional to 40,176,000.40, 60,264,000.60 and 28,082,765.20 is: 42,124,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176,000.40 : 60,264,000.60 = 28,082,765.20 : x
  2. Step 2: Convert to fraction form
    40,176,000.40/60,264,000.60 = 28,082,765.20/x
  3. Step 3: Cross multiply
    40,176,000.40x = 60,264,000.60 × 28,082,765.20
  4. Step 4: Simplify right side
    40,176,000.40x = 1,692,379,778,862,459
  5. Step 5: Solve for x
    x = 1,692,379,778,862,459/40,176,000.40
  6. Step 6: Final answer
    x = 42,124,147.80

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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.