Home / 54,767,169.89-75,578,417.24-29,986,906.51

Finding the Fourth Proportional to 54,767,169.89, 75,578,417.24 and 29,986,906.51

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Solution

The fourth proportional to 54,767,169.89, 75,578,417.24 and 29,986,906.51 is: 41,381,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,767,169.89 : 75,578,417.24 = 29,986,906.51 : x
  2. Step 2: Convert to fraction form
    54,767,169.89/75,578,417.24 = 29,986,906.51/x
  3. Step 3: Cross multiply
    54,767,169.89x = 75,578,417.24 × 29,986,906.51
  4. Step 4: Simplify right side
    54,767,169.89x = 2,266,362,931,949,652
  5. Step 5: Solve for x
    x = 2,266,362,931,949,652/54,767,169.89
  6. Step 6: Final answer
    x = 41,381,779.20

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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.