Home / 14,762,543.40-22,143,815.10-13,439,845.80

Finding the Fourth Proportional to 14,762,543.40, 22,143,815.10 and 13,439,845.80

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Solution

The fourth proportional to 14,762,543.40, 22,143,815.10 and 13,439,845.80 is: 20,159,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,543.40 : 22,143,815.10 = 13,439,845.80 : x
  2. Step 2: Convert to fraction form
    14,762,543.40/22,143,815.10 = 13,439,845.80/x
  3. Step 3: Cross multiply
    14,762,543.40x = 22,143,815.10 × 13,439,845.80
  4. Step 4: Simplify right side
    14,762,543.40x = 297,609,460,367,711.62
  5. Step 5: Solve for x
    x = 297,609,460,367,711.62/14,762,543.40
  6. Step 6: Final answer
    x = 20,159,768.70

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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.