Home / 6,480,394.47-9,709,941.02-2,218,237.65

Finding the Fourth Proportional to 6,480,394.47, 9,709,941.02 and 2,218,237.65

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Solution

The fourth proportional to 6,480,394.47, 9,709,941.02 and 2,218,237.65 is: 3,323,710.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,394.47 : 9,709,941.02 = 2,218,237.65 : x
  2. Step 2: Convert to fraction form
    6,480,394.47/9,709,941.02 = 2,218,237.65/x
  3. Step 3: Cross multiply
    6,480,394.47x = 9,709,941.02 × 2,218,237.65
  4. Step 4: Simplify right side
    6,480,394.47x = 21,538,956,738,752.21
  5. Step 5: Solve for x
    x = 21,538,956,738,752.21/6,480,394.47
  6. Step 6: Final answer
    x = 3,323,710.75

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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.