Home / 12,434,700.86-18,648,289.59-4,346,168.90

Finding the Fourth Proportional to 12,434,700.86, 18,648,289.59 and 4,346,168.90

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Solution

The fourth proportional to 12,434,700.86, 18,648,289.59 and 4,346,168.90 is: 6,517,938.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,434,700.86 : 18,648,289.59 = 4,346,168.90 : x
  2. Step 2: Convert to fraction form
    12,434,700.86/18,648,289.59 = 4,346,168.90/x
  3. Step 3: Cross multiply
    12,434,700.86x = 18,648,289.59 × 4,346,168.90
  4. Step 4: Simplify right side
    12,434,700.86x = 81,048,616,254,251.75
  5. Step 5: Solve for x
    x = 81,048,616,254,251.75/12,434,700.86
  6. Step 6: Final answer
    x = 6,517,938.56

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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.