Home / 6,288,870.95-8,678,589.72-3,535,570.65

Finding the Fourth Proportional to 6,288,870.95, 8,678,589.72 and 3,535,570.65

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Solution

The fourth proportional to 6,288,870.95, 8,678,589.72 and 3,535,570.65 is: 4,879,058.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,870.95 : 8,678,589.72 = 3,535,570.65 : x
  2. Step 2: Convert to fraction form
    6,288,870.95/8,678,589.72 = 3,535,570.65/x
  3. Step 3: Cross multiply
    6,288,870.95x = 8,678,589.72 × 3,535,570.65
  4. Step 4: Simplify right side
    6,288,870.95x = 30,683,767,097,423.72
  5. Step 5: Solve for x
    x = 30,683,767,097,423.72/6,288,870.95
  6. Step 6: Final answer
    x = 4,879,058.16

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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.