Home / 54,240,900.12-74,852,991.45-29,461,570.83

Finding the Fourth Proportional to 54,240,900.12, 74,852,991.45 and 29,461,570.83

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Solution

The fourth proportional to 54,240,900.12, 74,852,991.45 and 29,461,570.83 is: 40,657,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,240,900.12 : 74,852,991.45 = 29,461,570.83 : x
  2. Step 2: Convert to fraction form
    54,240,900.12/74,852,991.45 = 29,461,570.83/x
  3. Step 3: Cross multiply
    54,240,900.12x = 74,852,991.45 × 29,461,570.83
  4. Step 4: Simplify right side
    54,240,900.12x = 2,205,286,709,441,559.25
  5. Step 5: Solve for x
    x = 2,205,286,709,441,559.25/54,240,900.12
  6. Step 6: Final answer
    x = 40,657,266.10

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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.