Home / 13,346,966.20-20,020,449.30-10,158,320.20

Finding the Fourth Proportional to 13,346,966.20, 20,020,449.30 and 10,158,320.20

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Solution

The fourth proportional to 13,346,966.20, 20,020,449.30 and 10,158,320.20 is: 15,237,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,966.20 : 20,020,449.30 = 10,158,320.20 : x
  2. Step 2: Convert to fraction form
    13,346,966.20/20,020,449.30 = 10,158,320.20/x
  3. Step 3: Cross multiply
    13,346,966.20x = 20,020,449.30 × 10,158,320.20
  4. Step 4: Simplify right side
    13,346,966.20x = 203,374,134,537,265.84
  5. Step 5: Solve for x
    x = 203,374,134,537,265.84/13,346,966.20
  6. Step 6: Final answer
    x = 15,237,480.30

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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.