Home / 17,872,002.80-26,808,004.20-12,833,154.80

Finding the Fourth Proportional to 17,872,002.80, 26,808,004.20 and 12,833,154.80

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Solution

The fourth proportional to 17,872,002.80, 26,808,004.20 and 12,833,154.80 is: 19,249,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,872,002.80 : 26,808,004.20 = 12,833,154.80 : x
  2. Step 2: Convert to fraction form
    17,872,002.80/26,808,004.20 = 12,833,154.80/x
  3. Step 3: Cross multiply
    17,872,002.80x = 26,808,004.20 × 12,833,154.80
  4. Step 4: Simplify right side
    17,872,002.80x = 344,031,267,777,650.19
  5. Step 5: Solve for x
    x = 344,031,267,777,650.19/17,872,002.80
  6. Step 6: Final answer
    x = 19,249,732.20

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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.