Home / 10,003,134.80-13,804,339.56-5,419,456.04

Finding the Fourth Proportional to 10,003,134.80, 13,804,339.56 and 5,419,456.04

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Solution

The fourth proportional to 10,003,134.80, 13,804,339.56 and 5,419,456.04 is: 7,478,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003,134.80 : 13,804,339.56 = 5,419,456.04 : x
  2. Step 2: Convert to fraction form
    10,003,134.80/13,804,339.56 = 5,419,456.04/x
  3. Step 3: Cross multiply
    10,003,134.80x = 13,804,339.56 × 5,419,456.04
  4. Step 4: Simplify right side
    10,003,134.80x = 74,812,011,406,652.95
  5. Step 5: Solve for x
    x = 74,812,011,406,652.95/10,003,134.80
  6. Step 6: Final answer
    x = 7,478,856.67

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1.5x scale

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.