Home / 10,086,653.60-13,920,654.16-6,168,701.60

Finding the Fourth Proportional to 10,086,653.60, 13,920,654.16 and 6,168,701.60

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Solution

The fourth proportional to 10,086,653.60, 13,920,654.16 and 6,168,701.60 is: 8,513,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086,653.60 : 13,920,654.16 = 6,168,701.60 : x
  2. Step 2: Convert to fraction form
    10,086,653.60/13,920,654.16 = 6,168,701.60/x
  3. Step 3: Cross multiply
    10,086,653.60x = 13,920,654.16 × 6,168,701.60
  4. Step 4: Simplify right side
    10,086,653.60x = 85,872,361,589,838.66
  5. Step 5: Solve for x
    x = 85,872,361,589,838.66/10,086,653.60
  6. Step 6: Final answer
    x = 8,513,463.93

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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.