Home / 13,581,783.02-20,381,054.20-6,293,884.35

Finding the Fourth Proportional to 13,581,783.02, 20,381,054.20 and 6,293,884.35

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Solution

The fourth proportional to 13,581,783.02, 20,381,054.20 and 6,293,884.35 is: 9,444,709.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,581,783.02 : 20,381,054.20 = 6,293,884.35 : x
  2. Step 2: Convert to fraction form
    13,581,783.02/20,381,054.20 = 6,293,884.35/x
  3. Step 3: Cross multiply
    13,581,783.02x = 20,381,054.20 × 6,293,884.35
  4. Step 4: Simplify right side
    13,581,783.02x = 128,275,998,065,881.75
  5. Step 5: Solve for x
    x = 128,275,998,065,881.75/13,581,783.02
  6. Step 6: Final answer
    x = 9,444,709.72

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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.