Home / 10,074,471.90-15,116,174.73-5,281,017.18

Finding the Fourth Proportional to 10,074,471.90, 15,116,174.73 and 5,281,017.18

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Solution

The fourth proportional to 10,074,471.90, 15,116,174.73 and 5,281,017.18 is: 7,923,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074,471.90 : 15,116,174.73 = 5,281,017.18 : x
  2. Step 2: Convert to fraction form
    10,074,471.90/15,116,174.73 = 5,281,017.18/x
  3. Step 3: Cross multiply
    10,074,471.90x = 15,116,174.73 × 5,281,017.18
  4. Step 4: Simplify right side
    10,074,471.90x = 79,828,778,445,011.86
  5. Step 5: Solve for x
    x = 79,828,778,445,011.86/10,074,471.90
  6. Step 6: Final answer
    x = 7,923,867.30

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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.