Home / 8,881,599.36-12,257,319.22-7,061,081.79

Finding the Fourth Proportional to 8,881,599.36, 12,257,319.22 and 7,061,081.79

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Solution

The fourth proportional to 8,881,599.36, 12,257,319.22 and 7,061,081.79 is: 9,744,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881,599.36 : 12,257,319.22 = 7,061,081.79 : x
  2. Step 2: Convert to fraction form
    8,881,599.36/12,257,319.22 = 7,061,081.79/x
  3. Step 3: Cross multiply
    8,881,599.36x = 12,257,319.22 × 7,061,081.79
  4. Step 4: Simplify right side
    8,881,599.36x = 86,549,933,538,559.02
  5. Step 5: Solve for x
    x = 86,549,933,538,559.02/8,881,599.36
  6. Step 6: Final answer
    x = 9,744,859.01

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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.