Home / 48,288,051.10-72,432,076.65-12,386,259.10

Finding the Fourth Proportional to 48,288,051.10, 72,432,076.65 and 12,386,259.10

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Solution

The fourth proportional to 48,288,051.10, 72,432,076.65 and 12,386,259.10 is: 18,579,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,288,051.10 : 72,432,076.65 = 12,386,259.10 : x
  2. Step 2: Convert to fraction form
    48,288,051.10/72,432,076.65 = 12,386,259.10/x
  3. Step 3: Cross multiply
    48,288,051.10x = 72,432,076.65 × 12,386,259.10
  4. Step 4: Simplify right side
    48,288,051.10x = 897,162,468,537,960
  5. Step 5: Solve for x
    x = 897,162,468,537,960/48,288,051.10
  6. Step 6: Final answer
    x = 18,579,388.65

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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.