Home / 7,517,740.13-10,374,481.36-4,079,981.16

Finding the Fourth Proportional to 7,517,740.13, 10,374,481.36 and 4,079,981.16

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Solution

The fourth proportional to 7,517,740.13, 10,374,481.36 and 4,079,981.16 is: 5,630,373.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,740.13 : 10,374,481.36 = 4,079,981.16 : x
  2. Step 2: Convert to fraction form
    7,517,740.13/10,374,481.36 = 4,079,981.16/x
  3. Step 3: Cross multiply
    7,517,740.13x = 10,374,481.36 × 4,079,981.16
  4. Step 4: Simplify right side
    7,517,740.13x = 42,327,688,441,698.77
  5. Step 5: Solve for x
    x = 42,327,688,441,698.77/7,517,740.13
  6. Step 6: Final answer
    x = 5,630,373.99

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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.