Home / 18,311,437.81-25,269,820.16-10,870,592.17

Finding the Fourth Proportional to 18,311,437.81, 25,269,820.16 and 10,870,592.17

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Solution

The fourth proportional to 18,311,437.81, 25,269,820.16 and 10,870,592.17 is: 15,001,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,311,437.81 : 25,269,820.16 = 10,870,592.17 : x
  2. Step 2: Convert to fraction form
    18,311,437.81/25,269,820.16 = 10,870,592.17/x
  3. Step 3: Cross multiply
    18,311,437.81x = 25,269,820.16 × 10,870,592.17
  4. Step 4: Simplify right side
    18,311,437.81x = 274,697,909,050,310.47
  5. Step 5: Solve for x
    x = 274,697,909,050,310.47/18,311,437.81
  6. Step 6: Final answer
    x = 15,001,438.55

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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.