Home / 8,534,542.96-12,788,331.58-6,929,263.10

Finding the Fourth Proportional to 8,534,542.96, 12,788,331.58 and 6,929,263.10

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Solution

The fourth proportional to 8,534,542.96, 12,788,331.58 and 6,929,263.10 is: 10,382,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534,542.96 : 12,788,331.58 = 6,929,263.10 : x
  2. Step 2: Convert to fraction form
    8,534,542.96/12,788,331.58 = 6,929,263.10/x
  3. Step 3: Cross multiply
    8,534,542.96x = 12,788,331.58 × 6,929,263.10
  4. Step 4: Simplify right side
    8,534,542.96x = 88,613,714,127,858.69
  5. Step 5: Solve for x
    x = 88,613,714,127,858.69/8,534,542.96
  6. Step 6: Final answer
    x = 10,382,947.81

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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.