Home / 5,280,339.65-7,286,036.38-3,075,565.32

Finding the Fourth Proportional to 5,280,339.65, 7,286,036.38 and 3,075,565.32

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Solution

The fourth proportional to 5,280,339.65, 7,286,036.38 and 3,075,565.32 is: 4,243,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,339.65 : 7,286,036.38 = 3,075,565.32 : x
  2. Step 2: Convert to fraction form
    5,280,339.65/7,286,036.38 = 3,075,565.32/x
  3. Step 3: Cross multiply
    5,280,339.65x = 7,286,036.38 × 3,075,565.32
  4. Step 4: Simplify right side
    5,280,339.65x = 22,408,680,802,897.43
  5. Step 5: Solve for x
    x = 22,408,680,802,897.43/5,280,339.65
  6. Step 6: Final answer
    x = 4,243,795.34

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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.