Home / 10,254,933.20-15,362,124.60-8,994,184.40

Finding the Fourth Proportional to 10,254,933.20, 15,362,124.60 and 8,994,184.40

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Solution

The fourth proportional to 10,254,933.20, 15,362,124.60 and 8,994,184.40 is: 13,473,494.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254,933.20 : 15,362,124.60 = 8,994,184.40 : x
  2. Step 2: Convert to fraction form
    10,254,933.20/15,362,124.60 = 8,994,184.40/x
  3. Step 3: Cross multiply
    10,254,933.20x = 15,362,124.60 × 8,994,184.40
  4. Step 4: Simplify right side
    10,254,933.20x = 138,169,781,428,176.25
  5. Step 5: Solve for x
    x = 138,169,781,428,176.25/10,254,933.20
  6. Step 6: Final answer
    x = 13,473,494.05

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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.