Home / 15,164,254.14-20,924,226.96-8,638,011.06

Finding the Fourth Proportional to 15,164,254.14, 20,924,226.96 and 8,638,011.06

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Solution

The fourth proportional to 15,164,254.14, 20,924,226.96 and 8,638,011.06 is: 11,919,063.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,164,254.14 : 20,924,226.96 = 8,638,011.06 : x
  2. Step 2: Convert to fraction form
    15,164,254.14/20,924,226.96 = 8,638,011.06/x
  3. Step 3: Cross multiply
    15,164,254.14x = 20,924,226.96 × 8,638,011.06
  4. Step 4: Simplify right side
    15,164,254.14x = 180,743,703,902,430.19
  5. Step 5: Solve for x
    x = 180,743,703,902,430.19/15,164,254.14
  6. Step 6: Final answer
    x = 11,919,063.23

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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.