Home / 6,912,035.20-10,368,052.80-5,008,470.40

Finding the Fourth Proportional to 6,912,035.20, 10,368,052.80 and 5,008,470.40

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Solution

The fourth proportional to 6,912,035.20, 10,368,052.80 and 5,008,470.40 is: 7,512,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,035.20 : 10,368,052.80 = 5,008,470.40 : x
  2. Step 2: Convert to fraction form
    6,912,035.20/10,368,052.80 = 5,008,470.40/x
  3. Step 3: Cross multiply
    6,912,035.20x = 10,368,052.80 × 5,008,470.40
  4. Step 4: Simplify right side
    6,912,035.20x = 51,928,085,554,437.12
  5. Step 5: Solve for x
    x = 51,928,085,554,437.12/6,912,035.20
  6. Step 6: Final answer
    x = 7,512,705.60

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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.