Home / 6,528,228.90-9,786,122.55-5,088,113.70

Finding the Fourth Proportional to 6,528,228.90, 9,786,122.55 and 5,088,113.70

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Solution

The fourth proportional to 6,528,228.90, 9,786,122.55 and 5,088,113.70 is: 7,627,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528,228.90 : 9,786,122.55 = 5,088,113.70 : x
  2. Step 2: Convert to fraction form
    6,528,228.90/9,786,122.55 = 5,088,113.70/x
  3. Step 3: Cross multiply
    6,528,228.90x = 9,786,122.55 × 5,088,113.70
  4. Step 4: Simplify right side
    6,528,228.90x = 49,792,904,216,533.94
  5. Step 5: Solve for x
    x = 49,792,904,216,533.94/6,528,228.90
  6. Step 6: Final answer
    x = 7,627,322.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.