Home / 68,949,038.61-95,150,315.10-38,010,315.06

Finding the Fourth Proportional to 68,949,038.61, 95,150,315.10 and 38,010,315.06

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Solution

The fourth proportional to 68,949,038.61, 95,150,315.10 and 38,010,315.06 is: 52,454,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,949,038.61 : 95,150,315.10 = 38,010,315.06 : x
  2. Step 2: Convert to fraction form
    68,949,038.61/95,150,315.10 = 38,010,315.06/x
  3. Step 3: Cross multiply
    68,949,038.61x = 95,150,315.10 × 38,010,315.06
  4. Step 4: Simplify right side
    68,949,038.61x = 3,616,693,455,009,275.50
  5. Step 5: Solve for x
    x = 3,616,693,455,009,275.50/68,949,038.61
  6. Step 6: Final answer
    x = 52,454,588.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.