Home / 8,872,578.30-13,308,867.45-3,190,752.30

Finding the Fourth Proportional to 8,872,578.30, 13,308,867.45 and 3,190,752.30

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Solution

The fourth proportional to 8,872,578.30, 13,308,867.45 and 3,190,752.30 is: 4,786,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872,578.30 : 13,308,867.45 = 3,190,752.30 : x
  2. Step 2: Convert to fraction form
    8,872,578.30/13,308,867.45 = 3,190,752.30/x
  3. Step 3: Cross multiply
    8,872,578.30x = 13,308,867.45 × 3,190,752.30
  4. Step 4: Simplify right side
    8,872,578.30x = 42,465,299,426,482.63
  5. Step 5: Solve for x
    x = 42,465,299,426,482.63/8,872,578.30
  6. Step 6: Final answer
    x = 4,786,128.45

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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.