Home / 14,671,776.12-20,246,656.76-8,794,730.30

Finding the Fourth Proportional to 14,671,776.12, 20,246,656.76 and 8,794,730.30

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Solution

The fourth proportional to 14,671,776.12, 20,246,656.76 and 8,794,730.30 is: 12,136,491.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,671,776.12 : 20,246,656.76 = 8,794,730.30 : x
  2. Step 2: Convert to fraction form
    14,671,776.12/20,246,656.76 = 8,794,730.30/x
  3. Step 3: Cross multiply
    14,671,776.12x = 20,246,656.76 × 8,794,730.30
  4. Step 4: Simplify right side
    14,671,776.12x = 178,063,885,680,871.84
  5. Step 5: Solve for x
    x = 178,063,885,680,871.84/14,671,776.12
  6. Step 6: Final answer
    x = 12,136,491.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.