Home / 10,515,974.40-15,778,844.04-4,036,893.90

Finding the Fourth Proportional to 10,515,974.40, 15,778,844.04 and 4,036,893.90

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Solution

The fourth proportional to 10,515,974.40, 15,778,844.04 and 4,036,893.90 is: 6,057,215.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515,974.40 : 15,778,844.04 = 4,036,893.90 : x
  2. Step 2: Convert to fraction form
    10,515,974.40/15,778,844.04 = 4,036,893.90/x
  3. Step 3: Cross multiply
    10,515,974.40x = 15,778,844.04 × 4,036,893.90
  4. Step 4: Simplify right side
    10,515,974.40x = 63,697,519,254,127.35
  5. Step 5: Solve for x
    x = 63,697,519,254,127.35/10,515,974.40
  6. Step 6: Final answer
    x = 6,057,215.13

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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.