Home / 13,445,482.16-20,177,938.54-5,353,794.48

Finding the Fourth Proportional to 13,445,482.16, 20,177,938.54 and 5,353,794.48

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Solution

The fourth proportional to 13,445,482.16, 20,177,938.54 and 5,353,794.48 is: 8,034,560.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,445,482.16 : 20,177,938.54 = 5,353,794.48 : x
  2. Step 2: Convert to fraction form
    13,445,482.16/20,177,938.54 = 5,353,794.48/x
  3. Step 3: Cross multiply
    13,445,482.16x = 20,177,938.54 × 5,353,794.48
  4. Step 4: Simplify right side
    13,445,482.16x = 108,028,536,035,514.05
  5. Step 5: Solve for x
    x = 108,028,536,035,514.05/13,445,482.16
  6. Step 6: Final answer
    x = 8,034,560.21

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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.