Home / 12,849,392.28-19,272,020.40-3,749,353.32

Finding the Fourth Proportional to 12,849,392.28, 19,272,020.40 and 3,749,353.32

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Solution

The fourth proportional to 12,849,392.28, 19,272,020.40 and 3,749,353.32 is: 5,623,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,849,392.28 : 19,272,020.40 = 3,749,353.32 : x
  2. Step 2: Convert to fraction form
    12,849,392.28/19,272,020.40 = 3,749,353.32/x
  3. Step 3: Cross multiply
    12,849,392.28x = 19,272,020.40 × 3,749,353.32
  4. Step 4: Simplify right side
    12,849,392.28x = 72,257,613,669,847.72
  5. Step 5: Solve for x
    x = 72,257,613,669,847.72/12,849,392.28
  6. Step 6: Final answer
    x = 5,623,426.55

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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.