Home / 10,531,209.90-14,528,741.76-6,400,575.61

Finding the Fourth Proportional to 10,531,209.90, 14,528,741.76 and 6,400,575.61

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Solution

The fourth proportional to 10,531,209.90, 14,528,741.76 and 6,400,575.61 is: 8,830,163.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,209.90 : 14,528,741.76 = 6,400,575.61 : x
  2. Step 2: Convert to fraction form
    10,531,209.90/14,528,741.76 = 6,400,575.61/x
  3. Step 3: Cross multiply
    10,531,209.90x = 14,528,741.76 × 6,400,575.61
  4. Step 4: Simplify right side
    10,531,209.90x = 92,992,310,153,044.48
  5. Step 5: Solve for x
    x = 92,992,310,153,044.48/10,531,209.90
  6. Step 6: Final answer
    x = 8,830,163.96

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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.