Home / 15,475,209.20-23,184,820.20-13,235,721.20

Finding the Fourth Proportional to 15,475,209.20, 23,184,820.20 and 13,235,721.20

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Solution

The fourth proportional to 15,475,209.20, 23,184,820.20 and 13,235,721.20 is: 19,829,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475,209.20 : 23,184,820.20 = 13,235,721.20 : x
  2. Step 2: Convert to fraction form
    15,475,209.20/23,184,820.20 = 13,235,721.20/x
  3. Step 3: Cross multiply
    15,475,209.20x = 23,184,820.20 × 13,235,721.20
  4. Step 4: Simplify right side
    15,475,209.20x = 306,867,816,239,328.19
  5. Step 5: Solve for x
    x = 306,867,816,239,328.19/15,475,209.20
  6. Step 6: Final answer
    x = 19,829,639.28

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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.