Home / 7,918,155.72-10,924,515.36-4,432,982.40

Finding the Fourth Proportional to 7,918,155.72, 10,924,515.36 and 4,432,982.40

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Solution

The fourth proportional to 7,918,155.72, 10,924,515.36 and 4,432,982.40 is: 6,116,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,155.72 : 10,924,515.36 = 4,432,982.40 : x
  2. Step 2: Convert to fraction form
    7,918,155.72/10,924,515.36 = 4,432,982.40/x
  3. Step 3: Cross multiply
    7,918,155.72x = 10,924,515.36 × 4,432,982.40
  4. Step 4: Simplify right side
    7,918,155.72x = 48,428,184,319,409.66
  5. Step 5: Solve for x
    x = 48,428,184,319,409.66/7,918,155.72
  6. Step 6: Final answer
    x = 6,116,093.95

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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.