Home / 38,365,075.56-52,943,178.63-20,961,046.20

Finding the Fourth Proportional to 38,365,075.56, 52,943,178.63 and 20,961,046.20

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Solution

The fourth proportional to 38,365,075.56, 52,943,178.63 and 20,961,046.20 is: 28,925,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,365,075.56 : 52,943,178.63 = 20,961,046.20 : x
  2. Step 2: Convert to fraction form
    38,365,075.56/52,943,178.63 = 20,961,046.20/x
  3. Step 3: Cross multiply
    38,365,075.56x = 52,943,178.63 × 20,961,046.20
  4. Step 4: Simplify right side
    38,365,075.56x = 1,109,744,413,238,282.75
  5. Step 5: Solve for x
    x = 1,109,744,413,238,282.75/38,365,075.56
  6. Step 6: Final answer
    x = 28,925,901.93

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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.