Home / 68,994,176.60-103,491,572.10-17,872,563.80

Finding the Fourth Proportional to 68,994,176.60, 103,491,572.10 and 17,872,563.80

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Solution

The fourth proportional to 68,994,176.60, 103,491,572.10 and 17,872,563.80 is: 26,808,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,994,176.60 : 103,491,572.10 = 17,872,563.80 : x
  2. Step 2: Convert to fraction form
    68,994,176.60/103,491,572.10 = 17,872,563.80/x
  3. Step 3: Cross multiply
    68,994,176.60x = 103,491,572.10 × 17,872,563.80
  4. Step 4: Simplify right side
    68,994,176.60x = 1,849,659,725,119,550
  5. Step 5: Solve for x
    x = 1,849,659,725,119,550/68,994,176.60
  6. Step 6: Final answer
    x = 26,808,925.28

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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.