Home / 15,325,594.43-21,154,445.27-9,132,583.84

Finding the Fourth Proportional to 15,325,594.43, 21,154,445.27 and 9,132,583.84

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Solution

The fourth proportional to 15,325,594.43, 21,154,445.27 and 9,132,583.84 is: 12,606,019.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,325,594.43 : 21,154,445.27 = 9,132,583.84 : x
  2. Step 2: Convert to fraction form
    15,325,594.43/21,154,445.27 = 9,132,583.84/x
  3. Step 3: Cross multiply
    15,325,594.43x = 21,154,445.27 × 9,132,583.84
  4. Step 4: Simplify right side
    15,325,594.43x = 193,194,744,897,225.12
  5. Step 5: Solve for x
    x = 193,194,744,897,225.12/15,325,594.43
  6. Step 6: Final answer
    x = 12,606,019.67

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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.