Home / 10,015,449.60-15,038,920.80-5,763,921.60

Finding the Fourth Proportional to 10,015,449.60, 15,038,920.80 and 5,763,921.60

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Solution

The fourth proportional to 10,015,449.60, 15,038,920.80 and 5,763,921.60 is: 8,654,944.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015,449.60 : 15,038,920.80 = 5,763,921.60 : x
  2. Step 2: Convert to fraction form
    10,015,449.60/15,038,920.80 = 5,763,921.60/x
  3. Step 3: Cross multiply
    10,015,449.60x = 15,038,920.80 × 5,763,921.60
  4. Step 4: Simplify right side
    10,015,449.60x = 86,683,160,439,809.28
  5. Step 5: Solve for x
    x = 86,683,160,439,809.28/10,015,449.60
  6. Step 6: Final answer
    x = 8,654,944.50

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1.5x scale

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.