Home / 84,564,499.80-126,846,749.70-47,576,206.20

Finding the Fourth Proportional to 84,564,499.80, 126,846,749.70 and 47,576,206.20

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Solution

The fourth proportional to 84,564,499.80, 126,846,749.70 and 47,576,206.20 is: 71,364,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,564,499.80 : 126,846,749.70 = 47,576,206.20 : x
  2. Step 2: Convert to fraction form
    84,564,499.80/126,846,749.70 = 47,576,206.20/x
  3. Step 3: Cross multiply
    84,564,499.80x = 126,846,749.70 × 47,576,206.20
  4. Step 4: Simplify right side
    84,564,499.80x = 6,034,887,119,526,989
  5. Step 5: Solve for x
    x = 6,034,887,119,526,989/84,564,499.80
  6. Step 6: Final answer
    x = 71,364,309.30

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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.