Home / 40,499,270.40-60,748,905.60-12,132,422.40

Finding the Fourth Proportional to 40,499,270.40, 60,748,905.60 and 12,132,422.40

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Solution

The fourth proportional to 40,499,270.40, 60,748,905.60 and 12,132,422.40 is: 18,198,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,499,270.40 : 60,748,905.60 = 12,132,422.40 : x
  2. Step 2: Convert to fraction form
    40,499,270.40/60,748,905.60 = 12,132,422.40/x
  3. Step 3: Cross multiply
    40,499,270.40x = 60,748,905.60 × 12,132,422.40
  4. Step 4: Simplify right side
    40,499,270.40x = 737,031,383,076,925.50
  5. Step 5: Solve for x
    x = 737,031,383,076,925.50/40,499,270.40
  6. Step 6: Final answer
    x = 18,198,633.60

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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.