Home / 28,651,000.54-42,981,166.41-8,458,283.74

Finding the Fourth Proportional to 28,651,000.54, 42,981,166.41 and 8,458,283.74

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Solution

The fourth proportional to 28,651,000.54, 42,981,166.41 and 8,458,283.74 is: 12,688,802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,651,000.54 : 42,981,166.41 = 8,458,283.74 : x
  2. Step 2: Convert to fraction form
    28,651,000.54/42,981,166.41 = 8,458,283.74/x
  3. Step 3: Cross multiply
    28,651,000.54x = 42,981,166.41 × 8,458,283.74
  4. Step 4: Simplify right side
    28,651,000.54x = 363,546,900,971,937.12
  5. Step 5: Solve for x
    x = 363,546,900,971,937.12/28,651,000.54
  6. Step 6: Final answer
    x = 12,688,802.98

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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.