Home / 18,580,557.97-25,641,576.15-10,208,035.63

Finding the Fourth Proportional to 18,580,557.97, 25,641,576.15 and 10,208,035.63

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Solution

The fourth proportional to 18,580,557.97, 25,641,576.15 and 10,208,035.63 is: 14,087,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,580,557.97 : 25,641,576.15 = 10,208,035.63 : x
  2. Step 2: Convert to fraction form
    18,580,557.97/25,641,576.15 = 10,208,035.63/x
  3. Step 3: Cross multiply
    18,580,557.97x = 25,641,576.15 × 10,208,035.63
  4. Step 4: Simplify right side
    18,580,557.97x = 261,750,122,820,350.34
  5. Step 5: Solve for x
    x = 261,750,122,820,350.34/18,580,557.97
  6. Step 6: Final answer
    x = 14,087,312.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.