Home / 8,673,619.69-13,007,899.41-2,915,702.47

Finding the Fourth Proportional to 8,673,619.69, 13,007,899.41 and 2,915,702.47

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Solution

The fourth proportional to 8,673,619.69, 13,007,899.41 and 2,915,702.47 is: 4,372,703.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673,619.69 : 13,007,899.41 = 2,915,702.47 : x
  2. Step 2: Convert to fraction form
    8,673,619.69/13,007,899.41 = 2,915,702.47/x
  3. Step 3: Cross multiply
    8,673,619.69x = 13,007,899.41 × 2,915,702.47
  4. Step 4: Simplify right side
    8,673,619.69x = 37,927,164,439,248.55
  5. Step 5: Solve for x
    x = 37,927,164,439,248.55/8,673,619.69
  6. Step 6: Final answer
    x = 4,372,703.18

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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.