Home / 10,361,199.40-15,541,799.10-7,841,775.40

Finding the Fourth Proportional to 10,361,199.40, 15,541,799.10 and 7,841,775.40

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Solution

The fourth proportional to 10,361,199.40, 15,541,799.10 and 7,841,775.40 is: 11,762,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,199.40 : 15,541,799.10 = 7,841,775.40 : x
  2. Step 2: Convert to fraction form
    10,361,199.40/15,541,799.10 = 7,841,775.40/x
  3. Step 3: Cross multiply
    10,361,199.40x = 15,541,799.10 × 7,841,775.40
  4. Step 4: Simplify right side
    10,361,199.40x = 121,875,297,854,122.14
  5. Step 5: Solve for x
    x = 121,875,297,854,122.14/10,361,199.40
  6. Step 6: Final answer
    x = 11,762,663.10

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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.