Home / 10,003,139.80-13,804,346.46-5,419,461.04

Finding the Fourth Proportional to 10,003,139.80, 13,804,346.46 and 5,419,461.04

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Solution

The fourth proportional to 10,003,139.80, 13,804,346.46 and 5,419,461.04 is: 7,478,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003,139.80 : 13,804,346.46 = 5,419,461.04 : x
  2. Step 2: Convert to fraction form
    10,003,139.80/13,804,346.46 = 5,419,461.04/x
  3. Step 3: Cross multiply
    10,003,139.80x = 13,804,346.46 × 5,419,461.04
  4. Step 4: Simplify right side
    10,003,139.80x = 74,812,117,822,631.92
  5. Step 5: Solve for x
    x = 74,812,117,822,631.92/10,003,139.80
  6. Step 6: Final answer
    x = 7,478,863.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.