Home / 7,482,047.10-11,195,044.65-5,328,051.90

Finding the Fourth Proportional to 7,482,047.10, 11,195,044.65 and 5,328,051.90

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Solution

The fourth proportional to 7,482,047.10, 11,195,044.65 and 5,328,051.90 is: 7,972,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482,047.10 : 11,195,044.65 = 5,328,051.90 : x
  2. Step 2: Convert to fraction form
    7,482,047.10/11,195,044.65 = 5,328,051.90/x
  3. Step 3: Cross multiply
    7,482,047.10x = 11,195,044.65 × 5,328,051.90
  4. Step 4: Simplify right side
    7,482,047.10x = 59,647,778,918,017.34
  5. Step 5: Solve for x
    x = 59,647,778,918,017.34/7,482,047.10
  6. Step 6: Final answer
    x = 7,972,120.21

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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.