Home / 18,581,048.63-25,641,847.10-10,432,461.59

Finding the Fourth Proportional to 18,581,048.63, 25,641,847.10 and 10,432,461.59

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Solution

The fourth proportional to 18,581,048.63, 25,641,847.10 and 10,432,461.59 is: 14,396,796.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,581,048.63 : 25,641,847.10 = 10,432,461.59 : x
  2. Step 2: Convert to fraction form
    18,581,048.63/25,641,847.10 = 10,432,461.59/x
  3. Step 3: Cross multiply
    18,581,048.63x = 25,641,847.10 × 10,432,461.59
  4. Step 4: Simplify right side
    18,581,048.63x = 267,507,584,865,274.81
  5. Step 5: Solve for x
    x = 267,507,584,865,274.81/18,581,048.63
  6. Step 6: Final answer
    x = 14,396,796.99

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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.