Home / 28,317,177.40-42,492,354.90-10,368,095.80

Finding the Fourth Proportional to 28,317,177.40, 42,492,354.90 and 10,368,095.80

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Solution

The fourth proportional to 28,317,177.40, 42,492,354.90 and 10,368,095.80 is: 15,558,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,317,177.40 : 42,492,354.90 = 10,368,095.80 : x
  2. Step 2: Convert to fraction form
    28,317,177.40/42,492,354.90 = 10,368,095.80/x
  3. Step 3: Cross multiply
    28,317,177.40x = 42,492,354.90 × 10,368,095.80
  4. Step 4: Simplify right side
    28,317,177.40x = 440,564,806,370,799.44
  5. Step 5: Solve for x
    x = 440,564,806,370,799.44/28,317,177.40
  6. Step 6: Final answer
    x = 15,558,217.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.