Home / 39,377,756.73-54,341,314.29-21,736,669.08

Finding the Fourth Proportional to 39,377,756.73, 54,341,314.29 and 21,736,669.08

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Solution

The fourth proportional to 39,377,756.73, 54,341,314.29 and 21,736,669.08 is: 29,996,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,377,756.73 : 54,341,314.29 = 21,736,669.08 : x
  2. Step 2: Convert to fraction form
    39,377,756.73/54,341,314.29 = 21,736,669.08/x
  3. Step 3: Cross multiply
    39,377,756.73x = 54,341,314.29 × 21,736,669.08
  4. Step 4: Simplify right side
    39,377,756.73x = 1,181,199,166,094,005
  5. Step 5: Solve for x
    x = 1,181,199,166,094,005/39,377,756.73
  6. Step 6: Final answer
    x = 29,996,608.85

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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.