Home / 4,697,870.91-7,047,338.58-4,215,132.91

Finding the Fourth Proportional to 4,697,870.91, 7,047,338.58 and 4,215,132.91

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Solution

The fourth proportional to 4,697,870.91, 7,047,338.58 and 4,215,132.91 is: 6,323,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,697,870.91 : 7,047,338.58 = 4,215,132.91 : x
  2. Step 2: Convert to fraction form
    4,697,870.91/7,047,338.58 = 4,215,132.91/x
  3. Step 3: Cross multiply
    4,697,870.91x = 7,047,338.58 × 4,215,132.91
  4. Step 4: Simplify right side
    4,697,870.91x = 29,705,468,785,279.84
  5. Step 5: Solve for x
    x = 29,705,468,785,279.84/4,697,870.91
  6. Step 6: Final answer
    x = 6,323,176.90

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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.