Home / 8,397,937.60-12,596,906.40-6,718,321.60

Finding the Fourth Proportional to 8,397,937.60, 12,596,906.40 and 6,718,321.60

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Solution

The fourth proportional to 8,397,937.60, 12,596,906.40 and 6,718,321.60 is: 10,077,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397,937.60 : 12,596,906.40 = 6,718,321.60 : x
  2. Step 2: Convert to fraction form
    8,397,937.60/12,596,906.40 = 6,718,321.60/x
  3. Step 3: Cross multiply
    8,397,937.60x = 12,596,906.40 × 6,718,321.60
  4. Step 4: Simplify right side
    8,397,937.60x = 84,630,068,360,298.23
  5. Step 5: Solve for x
    x = 84,630,068,360,298.23/8,397,937.60
  6. Step 6: Final answer
    x = 10,077,482.40

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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.