Home / 10,443,608.40-15,665,412.60-9,546,063.60

Finding the Fourth Proportional to 10,443,608.40, 15,665,412.60 and 9,546,063.60

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Solution

The fourth proportional to 10,443,608.40, 15,665,412.60 and 9,546,063.60 is: 14,319,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,443,608.40 : 15,665,412.60 = 9,546,063.60 : x
  2. Step 2: Convert to fraction form
    10,443,608.40/15,665,412.60 = 9,546,063.60/x
  3. Step 3: Cross multiply
    10,443,608.40x = 15,665,412.60 × 9,546,063.60
  4. Step 4: Simplify right side
    10,443,608.40x = 149,543,024,999,841.34
  5. Step 5: Solve for x
    x = 149,543,024,999,841.34/10,443,608.40
  6. Step 6: Final answer
    x = 14,319,095.40

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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.