Home / 10,146,245.09-15,217,967.95-5,605,683.17

Finding the Fourth Proportional to 10,146,245.09, 15,217,967.95 and 5,605,683.17

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Solution

The fourth proportional to 10,146,245.09, 15,217,967.95 and 5,605,683.17 is: 8,407,751.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146,245.09 : 15,217,967.95 = 5,605,683.17 : x
  2. Step 2: Convert to fraction form
    10,146,245.09/15,217,967.95 = 5,605,683.17/x
  3. Step 3: Cross multiply
    10,146,245.09x = 15,217,967.95 × 5,605,683.17
  4. Step 4: Simplify right side
    10,146,245.09x = 85,307,106,728,810.36
  5. Step 5: Solve for x
    x = 85,307,106,728,810.36/10,146,245.09
  6. Step 6: Final answer
    x = 8,407,751.44

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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.