Home / 18,281,302.59-25,227,836.87-10,021,382.67

Finding the Fourth Proportional to 18,281,302.59, 25,227,836.87 and 10,021,382.67

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Solution

The fourth proportional to 18,281,302.59, 25,227,836.87 and 10,021,382.67 is: 13,829,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281,302.59 : 25,227,836.87 = 10,021,382.67 : x
  2. Step 2: Convert to fraction form
    18,281,302.59/25,227,836.87 = 10,021,382.67/x
  3. Step 3: Cross multiply
    18,281,302.59x = 25,227,836.87 × 10,021,382.67
  4. Step 4: Simplify right side
    18,281,302.59x = 252,817,807,160,498.12
  5. Step 5: Solve for x
    x = 252,817,807,160,498.12/18,281,302.59
  6. Step 6: Final answer
    x = 13,829,310.35

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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.