Home / 13,235,451.17-18,264,524.56-7,355,065.61

Finding the Fourth Proportional to 13,235,451.17, 18,264,524.56 and 7,355,065.61

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Solution

The fourth proportional to 13,235,451.17, 18,264,524.56 and 7,355,065.61 is: 10,149,769.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235,451.17 : 18,264,524.56 = 7,355,065.61 : x
  2. Step 2: Convert to fraction form
    13,235,451.17/18,264,524.56 = 7,355,065.61/x
  3. Step 3: Cross multiply
    13,235,451.17x = 18,264,524.56 × 7,355,065.61
  4. Step 4: Simplify right side
    13,235,451.17x = 134,336,776,501,530.03
  5. Step 5: Solve for x
    x = 134,336,776,501,530.03/13,235,451.17
  6. Step 6: Final answer
    x = 10,149,769.34

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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.