Home / 20,360,482.20-30,523,008.60-12,264,864.30

Finding the Fourth Proportional to 20,360,482.20, 30,523,008.60 and 12,264,864.30

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Solution

The fourth proportional to 20,360,482.20, 30,523,008.60 and 12,264,864.30 is: 18,386,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,360,482.20 : 30,523,008.60 = 12,264,864.30 : x
  2. Step 2: Convert to fraction form
    20,360,482.20/30,523,008.60 = 12,264,864.30/x
  3. Step 3: Cross multiply
    20,360,482.20x = 30,523,008.60 × 12,264,864.30
  4. Step 4: Simplify right side
    20,360,482.20x = 374,360,558,506,733
  5. Step 5: Solve for x
    x = 374,360,558,506,733/20,360,482.20
  6. Step 6: Final answer
    x = 18,386,625.37

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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.