Home / 12,348,332.06-17,046,621.83-8,680,392.86

Finding the Fourth Proportional to 12,348,332.06, 17,046,621.83 and 8,680,392.86

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Solution

The fourth proportional to 12,348,332.06, 17,046,621.83 and 8,680,392.86 is: 11,983,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,332.06 : 17,046,621.83 = 8,680,392.86 : x
  2. Step 2: Convert to fraction form
    12,348,332.06/17,046,621.83 = 8,680,392.86/x
  3. Step 3: Cross multiply
    12,348,332.06x = 17,046,621.83 × 8,680,392.86
  4. Step 4: Simplify right side
    12,348,332.06x = 147,971,374,484,569.69
  5. Step 5: Solve for x
    x = 147,971,374,484,569.69/12,348,332.06
  6. Step 6: Final answer
    x = 11,983,106.20

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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.