Home / 30,023,432.32-41,432,311.68-16,272,392.32

Finding the Fourth Proportional to 30,023,432.32, 41,432,311.68 and 16,272,392.32

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Solution

The fourth proportional to 30,023,432.32, 41,432,311.68 and 16,272,392.32 is: 22,455,887.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,023,432.32 : 41,432,311.68 = 16,272,392.32 : x
  2. Step 2: Convert to fraction form
    30,023,432.32/41,432,311.68 = 16,272,392.32/x
  3. Step 3: Cross multiply
    30,023,432.32x = 41,432,311.68 × 16,272,392.32
  4. Step 4: Simplify right side
    30,023,432.32x = 674,202,830,381,478.25
  5. Step 5: Solve for x
    x = 674,202,830,381,478.25/30,023,432.32
  6. Step 6: Final answer
    x = 22,455,887.89

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1.5x scale

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.