Home / 15,034,047.11-20,746,998.63-8,158,529.24

Finding the Fourth Proportional to 15,034,047.11, 20,746,998.63 and 8,158,529.24

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Solution

The fourth proportional to 15,034,047.11, 20,746,998.63 and 8,158,529.24 is: 11,258,777.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,047.11 : 20,746,998.63 = 8,158,529.24 : x
  2. Step 2: Convert to fraction form
    15,034,047.11/20,746,998.63 = 8,158,529.24/x
  3. Step 3: Cross multiply
    15,034,047.11x = 20,746,998.63 × 8,158,529.24
  4. Step 4: Simplify right side
    15,034,047.11x = 169,264,994,820,567.31
  5. Step 5: Solve for x
    x = 169,264,994,820,567.31/15,034,047.11
  6. Step 6: Final answer
    x = 11,258,777.74

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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.