Home / 12,098,712.20-18,148,068.30-12,014,731.40

Finding the Fourth Proportional to 12,098,712.20, 18,148,068.30 and 12,014,731.40

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Solution

The fourth proportional to 12,098,712.20, 18,148,068.30 and 12,014,731.40 is: 18,022,097.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,712.20 : 18,148,068.30 = 12,014,731.40 : x
  2. Step 2: Convert to fraction form
    12,098,712.20/18,148,068.30 = 12,014,731.40/x
  3. Step 3: Cross multiply
    12,098,712.20x = 18,148,068.30 × 12,014,731.40
  4. Step 4: Simplify right side
    12,098,712.20x = 218,044,166,053,354.62
  5. Step 5: Solve for x
    x = 218,044,166,053,354.62/12,098,712.20
  6. Step 6: Final answer
    x = 18,022,097.10

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1.5x scale

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.