Home / 15,012,865.20-22,521,311.72-5,295,193.82

Finding the Fourth Proportional to 15,012,865.20, 22,521,311.72 and 5,295,193.82

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Solution

The fourth proportional to 15,012,865.20, 22,521,311.72 and 5,295,193.82 is: 7,943,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,012,865.20 : 22,521,311.72 = 5,295,193.82 : x
  2. Step 2: Convert to fraction form
    15,012,865.20/22,521,311.72 = 5,295,193.82/x
  3. Step 3: Cross multiply
    15,012,865.20x = 22,521,311.72 × 5,295,193.82
  4. Step 4: Simplify right side
    15,012,865.20x = 119,254,710,638,037.58
  5. Step 5: Solve for x
    x = 119,254,710,638,037.58/15,012,865.20
  6. Step 6: Final answer
    x = 7,943,501.06

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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.