Home / 14,762,691.40-22,144,037.10-12,743,215.60

Finding the Fourth Proportional to 14,762,691.40, 22,144,037.10 and 12,743,215.60

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Solution

The fourth proportional to 14,762,691.40, 22,144,037.10 and 12,743,215.60 is: 19,114,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,691.40 : 22,144,037.10 = 12,743,215.60 : x
  2. Step 2: Convert to fraction form
    14,762,691.40/22,144,037.10 = 12,743,215.60/x
  3. Step 3: Cross multiply
    14,762,691.40x = 22,144,037.10 × 12,743,215.60
  4. Step 4: Simplify right side
    14,762,691.40x = 282,186,239,019,698.75
  5. Step 5: Solve for x
    x = 282,186,239,019,698.75/14,762,691.40
  6. Step 6: Final answer
    x = 19,114,823.40

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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.