Home / 20,295,748.86-30,448,101.18-5,919,941.76

Finding the Fourth Proportional to 20,295,748.86, 30,448,101.18 and 5,919,941.76

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Solution

The fourth proportional to 20,295,748.86, 30,448,101.18 and 5,919,941.76 is: 8,881,218.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,295,748.86 : 30,448,101.18 = 5,919,941.76 : x
  2. Step 2: Convert to fraction form
    20,295,748.86/30,448,101.18 = 5,919,941.76/x
  3. Step 3: Cross multiply
    20,295,748.86x = 30,448,101.18 × 5,919,941.76
  4. Step 4: Simplify right side
    20,295,748.86x = 180,250,985,688,187.28
  5. Step 5: Solve for x
    x = 180,250,985,688,187.28/20,295,748.86
  6. Step 6: Final answer
    x = 8,881,218.77

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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.