Home / 18,486,632.16-25,511,075.28-10,226,478.96

Finding the Fourth Proportional to 18,486,632.16, 25,511,075.28 and 10,226,478.96

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Solution

The fourth proportional to 18,486,632.16, 25,511,075.28 and 10,226,478.96 is: 14,112,277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,486,632.16 : 25,511,075.28 = 10,226,478.96 : x
  2. Step 2: Convert to fraction form
    18,486,632.16/25,511,075.28 = 10,226,478.96/x
  3. Step 3: Cross multiply
    18,486,632.16x = 25,511,075.28 × 10,226,478.96
  4. Step 4: Simplify right side
    18,486,632.16x = 260,888,474,597,896.16
  5. Step 5: Solve for x
    x = 260,888,474,597,896.16/18,486,632.16
  6. Step 6: Final answer
    x = 14,112,277.04

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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.