Home / 8,208,210.30-12,312,315.45-2,530,175.10

Finding the Fourth Proportional to 8,208,210.30, 12,312,315.45 and 2,530,175.10

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Solution

The fourth proportional to 8,208,210.30, 12,312,315.45 and 2,530,175.10 is: 3,795,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208,210.30 : 12,312,315.45 = 2,530,175.10 : x
  2. Step 2: Convert to fraction form
    8,208,210.30/12,312,315.45 = 2,530,175.10/x
  3. Step 3: Cross multiply
    8,208,210.30x = 12,312,315.45 × 2,530,175.10
  4. Step 4: Simplify right side
    8,208,210.30x = 31,152,313,974,935.29
  5. Step 5: Solve for x
    x = 31,152,313,974,935.29/8,208,210.30
  6. Step 6: Final answer
    x = 3,795,262.65

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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.