Home / 8,587,428.48-11,850,677.16-4,720,345.92

Finding the Fourth Proportional to 8,587,428.48, 11,850,677.16 and 4,720,345.92

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Solution

The fourth proportional to 8,587,428.48, 11,850,677.16 and 4,720,345.92 is: 6,514,091.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587,428.48 : 11,850,677.16 = 4,720,345.92 : x
  2. Step 2: Convert to fraction form
    8,587,428.48/11,850,677.16 = 4,720,345.92/x
  3. Step 3: Cross multiply
    8,587,428.48x = 11,850,677.16 × 4,720,345.92
  4. Step 4: Simplify right side
    8,587,428.48x = 55,939,295,581,443.19
  5. Step 5: Solve for x
    x = 55,939,295,581,443.19/8,587,428.48
  6. Step 6: Final answer
    x = 6,514,091.58

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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.