Home / 7,580,204.47-11,368,631.58-2,187,681.76

Finding the Fourth Proportional to 7,580,204.47, 11,368,631.58 and 2,187,681.76

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Solution

The fourth proportional to 7,580,204.47, 11,368,631.58 and 2,187,681.76 is: 3,281,039.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580,204.47 : 11,368,631.58 = 2,187,681.76 : x
  2. Step 2: Convert to fraction form
    7,580,204.47/11,368,631.58 = 2,187,681.76/x
  3. Step 3: Cross multiply
    7,580,204.47x = 11,368,631.58 × 2,187,681.76
  4. Step 4: Simplify right side
    7,580,204.47x = 24,870,947,943,725.98
  5. Step 5: Solve for x
    x = 24,870,947,943,725.98/7,580,204.47
  6. Step 6: Final answer
    x = 3,281,039.19

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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.