Home / 13,365,061.93-18,443,793.14-7,253,490.43

Finding the Fourth Proportional to 13,365,061.93, 18,443,793.14 and 7,253,490.43

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Solution

The fourth proportional to 13,365,061.93, 18,443,793.14 and 7,253,490.43 is: 10,009,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,061.93 : 18,443,793.14 = 7,253,490.43 : x
  2. Step 2: Convert to fraction form
    13,365,061.93/18,443,793.14 = 7,253,490.43/x
  3. Step 3: Cross multiply
    13,365,061.93x = 18,443,793.14 × 7,253,490.43
  4. Step 4: Simplify right side
    13,365,061.93x = 133,781,877,033,889.66
  5. Step 5: Solve for x
    x = 133,781,877,033,889.66/13,365,061.93
  6. Step 6: Final answer
    x = 10,009,820.96

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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.