Home / 10,470,840.65-15,707,737.20-3,281,624.90

Finding the Fourth Proportional to 10,470,840.65, 15,707,737.20 and 3,281,624.90

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Solution

The fourth proportional to 10,470,840.65, 15,707,737.20 and 3,281,624.90 is: 4,922,900.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,840.65 : 15,707,737.20 = 3,281,624.90 : x
  2. Step 2: Convert to fraction form
    10,470,840.65/15,707,737.20 = 3,281,624.90/x
  3. Step 3: Cross multiply
    10,470,840.65x = 15,707,737.20 × 3,281,624.90
  4. Step 4: Simplify right side
    10,470,840.65x = 51,546,901,518,176.27
  5. Step 5: Solve for x
    x = 51,546,901,518,176.27/10,470,840.65
  6. Step 6: Final answer
    x = 4,922,900.01

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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.