Home / 10,692,003.70-16,038,005.55-5,012,802.10

Finding the Fourth Proportional to 10,692,003.70, 16,038,005.55 and 5,012,802.10

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Solution

The fourth proportional to 10,692,003.70, 16,038,005.55 and 5,012,802.10 is: 7,519,203.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,003.70 : 16,038,005.55 = 5,012,802.10 : x
  2. Step 2: Convert to fraction form
    10,692,003.70/16,038,005.55 = 5,012,802.10/x
  3. Step 3: Cross multiply
    10,692,003.70x = 16,038,005.55 × 5,012,802.10
  4. Step 4: Simplify right side
    10,692,003.70x = 80,395,347,900,851.66
  5. Step 5: Solve for x
    x = 80,395,347,900,851.66/10,692,003.70
  6. Step 6: Final answer
    x = 7,519,203.15

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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.