Home / 7,884,068.20-11,822,646.30-3,622,820.20

Finding the Fourth Proportional to 7,884,068.20, 11,822,646.30 and 3,622,820.20

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Solution

The fourth proportional to 7,884,068.20, 11,822,646.30 and 3,622,820.20 is: 5,432,642.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,068.20 : 11,822,646.30 = 3,622,820.20 : x
  2. Step 2: Convert to fraction form
    7,884,068.20/11,822,646.30 = 3,622,820.20/x
  3. Step 3: Cross multiply
    7,884,068.20x = 11,822,646.30 × 3,622,820.20
  4. Step 4: Simplify right side
    7,884,068.20x = 42,831,321,833,095.27
  5. Step 5: Solve for x
    x = 42,831,321,833,095.27/7,884,068.20
  6. Step 6: Final answer
    x = 5,432,642.23

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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.