Home / 7,772,219.61-11,634,068.38-5,725,187.61

Finding the Fourth Proportional to 7,772,219.61, 11,634,068.38 and 5,725,187.61

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Solution

The fourth proportional to 7,772,219.61, 11,634,068.38 and 5,725,187.61 is: 8,569,910.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,219.61 : 11,634,068.38 = 5,725,187.61 : x
  2. Step 2: Convert to fraction form
    7,772,219.61/11,634,068.38 = 5,725,187.61/x
  3. Step 3: Cross multiply
    7,772,219.61x = 11,634,068.38 × 5,725,187.61
  4. Step 4: Simplify right side
    7,772,219.61x = 66,607,224,143,068.78
  5. Step 5: Solve for x
    x = 66,607,224,143,068.78/7,772,219.61
  6. Step 6: Final answer
    x = 8,569,910.20

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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.