Home / 68,004,786.72-93,849,925.68-38,244,799.20

Finding the Fourth Proportional to 68,004,786.72, 93,849,925.68 and 38,244,799.20

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Solution

The fourth proportional to 68,004,786.72, 93,849,925.68 and 38,244,799.20 is: 52,779,690.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,004,786.72 : 93,849,925.68 = 38,244,799.20 : x
  2. Step 2: Convert to fraction form
    68,004,786.72/93,849,925.68 = 38,244,799.20/x
  3. Step 3: Cross multiply
    68,004,786.72x = 93,849,925.68 × 38,244,799.20
  4. Step 4: Simplify right side
    68,004,786.72x = 3,589,271,562,566,524
  5. Step 5: Solve for x
    x = 3,589,271,562,566,524/68,004,786.72
  6. Step 6: Final answer
    x = 52,779,690.01

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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.