Home / 5,292,001.70-7,938,002.55-5,254,676.90

Finding the Fourth Proportional to 5,292,001.70, 7,938,002.55 and 5,254,676.90

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Solution

The fourth proportional to 5,292,001.70, 7,938,002.55 and 5,254,676.90 is: 7,882,015.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292,001.70 : 7,938,002.55 = 5,254,676.90 : x
  2. Step 2: Convert to fraction form
    5,292,001.70/7,938,002.55 = 5,254,676.90/x
  3. Step 3: Cross multiply
    5,292,001.70x = 7,938,002.55 × 5,254,676.90
  4. Step 4: Simplify right side
    5,292,001.70x = 41,711,638,631,626.09
  5. Step 5: Solve for x
    x = 41,711,638,631,626.09/5,292,001.70
  6. Step 6: Final answer
    x = 7,882,015.35

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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.