Home / 14,540,931.60-21,858,636.60-12,462,406.80

Finding the Fourth Proportional to 14,540,931.60, 21,858,636.60 and 12,462,406.80

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Solution

The fourth proportional to 14,540,931.60, 21,858,636.60 and 12,462,406.80 is: 18,734,096.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540,931.60 : 21,858,636.60 = 12,462,406.80 : x
  2. Step 2: Convert to fraction form
    14,540,931.60/21,858,636.60 = 12,462,406.80/x
  3. Step 3: Cross multiply
    14,540,931.60x = 21,858,636.60 × 12,462,406.80
  4. Step 4: Simplify right side
    14,540,931.60x = 272,411,221,402,568.91
  5. Step 5: Solve for x
    x = 272,411,221,402,568.91/14,540,931.60
  6. Step 6: Final answer
    x = 18,734,096.89

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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.