Home / 27,202,011.30-40,803,016.95-21,037,295.70

Finding the Fourth Proportional to 27,202,011.30, 40,803,016.95 and 21,037,295.70

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Solution

The fourth proportional to 27,202,011.30, 40,803,016.95 and 21,037,295.70 is: 31,555,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,202,011.30 : 40,803,016.95 = 21,037,295.70 : x
  2. Step 2: Convert to fraction form
    27,202,011.30/40,803,016.95 = 21,037,295.70/x
  3. Step 3: Cross multiply
    27,202,011.30x = 40,803,016.95 × 21,037,295.70
  4. Step 4: Simplify right side
    27,202,011.30x = 858,385,133,029,262.12
  5. Step 5: Solve for x
    x = 858,385,133,029,262.12/27,202,011.30
  6. Step 6: Final answer
    x = 31,555,943.55

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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.