Home / 10,871,394.32-16,295,134.26-4,478,159.90

Finding the Fourth Proportional to 10,871,394.32, 16,295,134.26 and 4,478,159.90

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Solution

The fourth proportional to 10,871,394.32, 16,295,134.26 and 4,478,159.90 is: 6,712,314.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,394.32 : 16,295,134.26 = 4,478,159.90 : x
  2. Step 2: Convert to fraction form
    10,871,394.32/16,295,134.26 = 4,478,159.90/x
  3. Step 3: Cross multiply
    10,871,394.32x = 16,295,134.26 × 4,478,159.90
  4. Step 4: Simplify right side
    10,871,394.32x = 72,972,216,808,248.17
  5. Step 5: Solve for x
    x = 72,972,216,808,248.17/10,871,394.32
  6. Step 6: Final answer
    x = 6,712,314.42

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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.