Home / 7,661,554.56-10,572,750.72-4,223,715.84

Finding the Fourth Proportional to 7,661,554.56, 10,572,750.72 and 4,223,715.84

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Solution

The fourth proportional to 7,661,554.56, 10,572,750.72 and 4,223,715.84 is: 5,828,620.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,554.56 : 10,572,750.72 = 4,223,715.84 : x
  2. Step 2: Convert to fraction form
    7,661,554.56/10,572,750.72 = 4,223,715.84/x
  3. Step 3: Cross multiply
    7,661,554.56x = 10,572,750.72 × 4,223,715.84
  4. Step 4: Simplify right side
    7,661,554.56x = 44,656,294,688,435.41
  5. Step 5: Solve for x
    x = 44,656,294,688,435.41/7,661,554.56
  6. Step 6: Final answer
    x = 5,828,620.59

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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.