Home / 7,918,150.10-11,877,225.15-5,902,610.90

Finding the Fourth Proportional to 7,918,150.10, 11,877,225.15 and 5,902,610.90

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Solution

The fourth proportional to 7,918,150.10, 11,877,225.15 and 5,902,610.90 is: 8,853,916.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,150.10 : 11,877,225.15 = 5,902,610.90 : x
  2. Step 2: Convert to fraction form
    7,918,150.10/11,877,225.15 = 5,902,610.90/x
  3. Step 3: Cross multiply
    7,918,150.10x = 11,877,225.15 × 5,902,610.90
  4. Step 4: Simplify right side
    7,918,150.10x = 70,106,638,632,144.14
  5. Step 5: Solve for x
    x = 70,106,638,632,144.14/7,918,150.10
  6. Step 6: Final answer
    x = 8,853,916.35

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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.