Home / 14,164,312.80-21,246,469.20-12,983,332.80

Finding the Fourth Proportional to 14,164,312.80, 21,246,469.20 and 12,983,332.80

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Solution

The fourth proportional to 14,164,312.80, 21,246,469.20 and 12,983,332.80 is: 19,474,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164,312.80 : 21,246,469.20 = 12,983,332.80 : x
  2. Step 2: Convert to fraction form
    14,164,312.80/21,246,469.20 = 12,983,332.80/x
  3. Step 3: Cross multiply
    14,164,312.80x = 21,246,469.20 × 12,983,332.80
  4. Step 4: Simplify right side
    14,164,312.80x = 275,849,980,448,549.78
  5. Step 5: Solve for x
    x = 275,849,980,448,549.78/14,164,312.80
  6. Step 6: Final answer
    x = 19,474,999.20

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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.