Home / 8,742,948.30-12,065,321.16-4,875,713.82

Finding the Fourth Proportional to 8,742,948.30, 12,065,321.16 and 4,875,713.82

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Solution

The fourth proportional to 8,742,948.30, 12,065,321.16 and 4,875,713.82 is: 6,728,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,948.30 : 12,065,321.16 = 4,875,713.82 : x
  2. Step 2: Convert to fraction form
    8,742,948.30/12,065,321.16 = 4,875,713.82/x
  3. Step 3: Cross multiply
    8,742,948.30x = 12,065,321.16 × 4,875,713.82
  4. Step 4: Simplify right side
    8,742,948.30x = 58,827,053,122,550.44
  5. Step 5: Solve for x
    x = 58,827,053,122,550.44/8,742,948.30
  6. Step 6: Final answer
    x = 6,728,514.35

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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.