Home / 52,087,726.80-71,877,559.32-28,881,994.68

Finding the Fourth Proportional to 52,087,726.80, 71,877,559.32 and 28,881,994.68

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Solution

The fourth proportional to 52,087,726.80, 71,877,559.32 and 28,881,994.68 is: 39,855,209.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087,726.80 : 71,877,559.32 = 28,881,994.68 : x
  2. Step 2: Convert to fraction form
    52,087,726.80/71,877,559.32 = 28,881,994.68/x
  3. Step 3: Cross multiply
    52,087,726.80x = 71,877,559.32 × 28,881,994.68
  4. Step 4: Simplify right side
    52,087,726.80x = 2,075,967,285,891,624.25
  5. Step 5: Solve for x
    x = 2,075,967,285,891,624.25/52,087,726.80
  6. Step 6: Final answer
    x = 39,855,209.92

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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.