Home / 15,016,548-20,739,943.44-10,179,253.92

Finding the Fourth Proportional to 15,016,548, 20,739,943.44 and 10,179,253.92

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Solution

The fourth proportional to 15,016,548, 20,739,943.44 and 10,179,253.92 is: 14,058,966.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,548 : 20,739,943.44 = 10,179,253.92 : x
  2. Step 2: Convert to fraction form
    15,016,548/20,739,943.44 = 10,179,253.92/x
  3. Step 3: Cross multiply
    15,016,548x = 20,739,943.44 × 10,179,253.92
  4. Step 4: Simplify right side
    15,016,548x = 211,117,150,562,198.31
  5. Step 5: Solve for x
    x = 211,117,150,562,198.31/15,016,548
  6. Step 6: Final answer
    x = 14,058,966.85

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1.5x scale

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.