Home / 40,332,693.40-60,499,040.10-13,402,850.20

Finding the Fourth Proportional to 40,332,693.40, 60,499,040.10 and 13,402,850.20

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Solution

The fourth proportional to 40,332,693.40, 60,499,040.10 and 13,402,850.20 is: 20,104,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,332,693.40 : 60,499,040.10 = 13,402,850.20 : x
  2. Step 2: Convert to fraction form
    40,332,693.40/60,499,040.10 = 13,402,850.20/x
  3. Step 3: Cross multiply
    40,332,693.40x = 60,499,040.10 × 13,402,850.20
  4. Step 4: Simplify right side
    40,332,693.40x = 810,859,571,704,093
  5. Step 5: Solve for x
    x = 810,859,571,704,093/40,332,693.40
  6. Step 6: Final answer
    x = 20,104,275.30

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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.