Home / 7,710,047.89-10,639,866.08-4,272,288.92

Finding the Fourth Proportional to 7,710,047.89, 10,639,866.08 and 4,272,288.92

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Solution

The fourth proportional to 7,710,047.89, 10,639,866.08 and 4,272,288.92 is: 5,895,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,047.89 : 10,639,866.08 = 4,272,288.92 : x
  2. Step 2: Convert to fraction form
    7,710,047.89/10,639,866.08 = 4,272,288.92/x
  3. Step 3: Cross multiply
    7,710,047.89x = 10,639,866.08 × 4,272,288.92
  4. Step 4: Simplify right side
    7,710,047.89x = 45,456,581,963,867.84
  5. Step 5: Solve for x
    x = 45,456,581,963,867.84/7,710,047.89
  6. Step 6: Final answer
    x = 5,895,758.71

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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.