Home / 43,014,809.28-64,534,811.04-12,723,479.04

Finding the Fourth Proportional to 43,014,809.28, 64,534,811.04 and 12,723,479.04

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Solution

The fourth proportional to 43,014,809.28, 64,534,811.04 and 12,723,479.04 is: 19,088,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,014,809.28 : 64,534,811.04 = 12,723,479.04 : x
  2. Step 2: Convert to fraction form
    43,014,809.28/64,534,811.04 = 12,723,479.04/x
  3. Step 3: Cross multiply
    43,014,809.28x = 64,534,811.04 × 12,723,479.04
  4. Step 4: Simplify right side
    43,014,809.28x = 821,107,315,617,800.50
  5. Step 5: Solve for x
    x = 821,107,315,617,800.50/43,014,809.28
  6. Step 6: Final answer
    x = 19,088,944.70

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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.