Home / 7,155,948.04-9,875,200.66-3,892,755.07

Finding the Fourth Proportional to 7,155,948.04, 9,875,200.66 and 3,892,755.07

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Solution

The fourth proportional to 7,155,948.04, 9,875,200.66 and 3,892,755.07 is: 5,371,997.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,155,948.04 : 9,875,200.66 = 3,892,755.07 : x
  2. Step 2: Convert to fraction form
    7,155,948.04/9,875,200.66 = 3,892,755.07/x
  3. Step 3: Cross multiply
    7,155,948.04x = 9,875,200.66 × 3,892,755.07
  4. Step 4: Simplify right side
    7,155,948.04x = 38,441,737,436,482.34
  5. Step 5: Solve for x
    x = 38,441,737,436,482.34/7,155,948.04
  6. Step 6: Final answer
    x = 5,371,997.84

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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.