Home / 10,531,210.90-14,528,743.14-6,400,576.61

Finding the Fourth Proportional to 10,531,210.90, 14,528,743.14 and 6,400,576.61

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Solution

The fourth proportional to 10,531,210.90, 14,528,743.14 and 6,400,576.61 is: 8,830,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,210.90 : 14,528,743.14 = 6,400,576.61 : x
  2. Step 2: Convert to fraction form
    10,531,210.90/14,528,743.14 = 6,400,576.61/x
  3. Step 3: Cross multiply
    10,531,210.90x = 14,528,743.14 × 6,400,576.61
  4. Step 4: Simplify right side
    10,531,210.90x = 92,992,333,514,581.97
  5. Step 5: Solve for x
    x = 92,992,333,514,581.97/10,531,210.90
  6. Step 6: Final answer
    x = 8,830,165.34

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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.