Home / 7,780,709.53-10,737,352.47-4,342,920.49

Finding the Fourth Proportional to 7,780,709.53, 10,737,352.47 and 4,342,920.49

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Solution

The fourth proportional to 7,780,709.53, 10,737,352.47 and 4,342,920.49 is: 5,993,215.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,780,709.53 : 10,737,352.47 = 4,342,920.49 : x
  2. Step 2: Convert to fraction form
    7,780,709.53/10,737,352.47 = 4,342,920.49/x
  3. Step 3: Cross multiply
    7,780,709.53x = 10,737,352.47 × 4,342,920.49
  4. Step 4: Simplify right side
    7,780,709.53x = 46,631,468,050,315.12
  5. Step 5: Solve for x
    x = 46,631,468,050,315.12/7,780,709.53
  6. Step 6: Final answer
    x = 5,993,215.38

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1.5x scale

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.