Home / 45,583,807.20-68,375,710.80-13,671,103.20

Finding the Fourth Proportional to 45,583,807.20, 68,375,710.80 and 13,671,103.20

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Solution

The fourth proportional to 45,583,807.20, 68,375,710.80 and 13,671,103.20 is: 20,506,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,583,807.20 : 68,375,710.80 = 13,671,103.20 : x
  2. Step 2: Convert to fraction form
    45,583,807.20/68,375,710.80 = 13,671,103.20/x
  3. Step 3: Cross multiply
    45,583,807.20x = 68,375,710.80 × 13,671,103.20
  4. Step 4: Simplify right side
    45,583,807.20x = 934,771,398,720,154.50
  5. Step 5: Solve for x
    x = 934,771,398,720,154.50/45,583,807.20
  6. Step 6: Final answer
    x = 20,506,654.80

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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.