Home / 13,431,608.60-18,536,276.95-7,553,092.94

Finding the Fourth Proportional to 13,431,608.60, 18,536,276.95 and 7,553,092.94

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Solution

The fourth proportional to 13,431,608.60, 18,536,276.95 and 7,553,092.94 is: 10,423,637.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,431,608.60 : 18,536,276.95 = 7,553,092.94 : x
  2. Step 2: Convert to fraction form
    13,431,608.60/18,536,276.95 = 7,553,092.94/x
  3. Step 3: Cross multiply
    13,431,608.60x = 18,536,276.95 × 7,553,092.94
  4. Step 4: Simplify right side
    13,431,608.60x = 140,006,222,564,929.73
  5. Step 5: Solve for x
    x = 140,006,222,564,929.73/13,431,608.60
  6. Step 6: Final answer
    x = 10,423,637.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.