Home / 5,280,335.15-7,286,030.16-3,075,560.82

Finding the Fourth Proportional to 5,280,335.15, 7,286,030.16 and 3,075,560.82

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Solution

The fourth proportional to 5,280,335.15, 7,286,030.16 and 3,075,560.82 is: 4,243,789.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,335.15 : 7,286,030.16 = 3,075,560.82 : x
  2. Step 2: Convert to fraction form
    5,280,335.15/7,286,030.16 = 3,075,560.82/x
  3. Step 3: Cross multiply
    5,280,335.15x = 7,286,030.16 × 3,075,560.82
  4. Step 4: Simplify right side
    5,280,335.15x = 22,408,628,909,135.01
  5. Step 5: Solve for x
    x = 22,408,628,909,135.01/5,280,335.15
  6. Step 6: Final answer
    x = 4,243,789.13

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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.