Home / 7,726,279.60-11,590,974.60-6,472,788.40

Finding the Fourth Proportional to 7,726,279.60, 11,590,974.60 and 6,472,788.40

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Solution

The fourth proportional to 7,726,279.60, 11,590,974.60 and 6,472,788.40 is: 9,710,485.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,279.60 : 11,590,974.60 = 6,472,788.40 : x
  2. Step 2: Convert to fraction form
    7,726,279.60/11,590,974.60 = 6,472,788.40/x
  3. Step 3: Cross multiply
    7,726,279.60x = 11,590,974.60 × 6,472,788.40
  4. Step 4: Simplify right side
    7,726,279.60x = 75,025,925,935,574.64
  5. Step 5: Solve for x
    x = 75,025,925,935,574.64/7,726,279.60
  6. Step 6: Final answer
    x = 9,710,485.49

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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.