Home / 15,034,043.79-20,746,994.04-8,158,525.92

Finding the Fourth Proportional to 15,034,043.79, 20,746,994.04 and 8,158,525.92

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Solution

The fourth proportional to 15,034,043.79, 20,746,994.04 and 8,158,525.92 is: 11,258,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,043.79 : 20,746,994.04 = 8,158,525.92 : x
  2. Step 2: Convert to fraction form
    15,034,043.79/20,746,994.04 = 8,158,525.92/x
  3. Step 3: Cross multiply
    15,034,043.79x = 20,746,994.04 × 8,158,525.92
  4. Step 4: Simplify right side
    15,034,043.79x = 169,264,888,637,425.50
  5. Step 5: Solve for x
    x = 169,264,888,637,425.50/15,034,043.79
  6. Step 6: Final answer
    x = 11,258,773.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.