Home / 40,896,000.80-61,344,001.20-12,146,573.60

Finding the Fourth Proportional to 40,896,000.80, 61,344,001.20 and 12,146,573.60

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Solution

The fourth proportional to 40,896,000.80, 61,344,001.20 and 12,146,573.60 is: 18,219,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,896,000.80 : 61,344,001.20 = 12,146,573.60 : x
  2. Step 2: Convert to fraction form
    40,896,000.80/61,344,001.20 = 12,146,573.60/x
  3. Step 3: Cross multiply
    40,896,000.80x = 61,344,001.20 × 12,146,573.60
  4. Step 4: Simplify right side
    40,896,000.80x = 745,119,425,494,288.38
  5. Step 5: Solve for x
    x = 745,119,425,494,288.38/40,896,000.80
  6. Step 6: Final answer
    x = 18,219,860.40

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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.