Home / 8,367,206.70-12,552,559.65-2,688,005.10

Finding the Fourth Proportional to 8,367,206.70, 12,552,559.65 and 2,688,005.10

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Solution

The fourth proportional to 8,367,206.70, 12,552,559.65 and 2,688,005.10 is: 4,032,569.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,206.70 : 12,552,559.65 = 2,688,005.10 : x
  2. Step 2: Convert to fraction form
    8,367,206.70/12,552,559.65 = 2,688,005.10/x
  3. Step 3: Cross multiply
    8,367,206.70x = 12,552,559.65 × 2,688,005.10
  4. Step 4: Simplify right side
    8,367,206.70x = 33,741,344,357,254.22
  5. Step 5: Solve for x
    x = 33,741,344,357,254.22/8,367,206.70
  6. Step 6: Final answer
    x = 4,032,569.72

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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.