Home / 14,472,000.80-21,693,716.40-8,085,312.80

Finding the Fourth Proportional to 14,472,000.80, 21,693,716.40 and 8,085,312.80

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Solution

The fourth proportional to 14,472,000.80, 21,693,716.40 and 8,085,312.80 is: 12,119,988.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472,000.80 : 21,693,716.40 = 8,085,312.80 : x
  2. Step 2: Convert to fraction form
    14,472,000.80/21,693,716.40 = 8,085,312.80/x
  3. Step 3: Cross multiply
    14,472,000.80x = 21,693,716.40 × 8,085,312.80
  4. Step 4: Simplify right side
    14,472,000.80x = 175,400,482,888,489.91
  5. Step 5: Solve for x
    x = 175,400,482,888,489.91/14,472,000.80
  6. Step 6: Final answer
    x = 12,119,988.47

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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.