Home / 13,709,479.34-20,441,652.55-13,332,820.52

Finding the Fourth Proportional to 13,709,479.34, 20,441,652.55 and 13,332,820.52

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Solution

The fourth proportional to 13,709,479.34, 20,441,652.55 and 13,332,820.52 is: 19,880,031.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709,479.34 : 20,441,652.55 = 13,332,820.52 : x
  2. Step 2: Convert to fraction form
    13,709,479.34/20,441,652.55 = 13,332,820.52/x
  3. Step 3: Cross multiply
    13,709,479.34x = 20,441,652.55 × 13,332,820.52
  4. Step 4: Simplify right side
    13,709,479.34x = 272,544,884,581,350.31
  5. Step 5: Solve for x
    x = 272,544,884,581,350.31/13,709,479.34
  6. Step 6: Final answer
    x = 19,880,031.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.