Home / 7,726,307.60-11,591,016.60-6,472,816.40

Finding the Fourth Proportional to 7,726,307.60, 11,591,016.60 and 6,472,816.40

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Solution

The fourth proportional to 7,726,307.60, 11,591,016.60 and 6,472,816.40 is: 9,710,527.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,307.60 : 11,591,016.60 = 6,472,816.40 : x
  2. Step 2: Convert to fraction form
    7,726,307.60/11,591,016.60 = 6,472,816.40/x
  3. Step 3: Cross multiply
    7,726,307.60x = 11,591,016.60 × 6,472,816.40
  4. Step 4: Simplify right side
    7,726,307.60x = 75,026,522,341,152.23
  5. Step 5: Solve for x
    x = 75,026,522,341,152.23/7,726,307.60
  6. Step 6: Final answer
    x = 9,710,527.49

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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.