Home / 6,528,031.80-9,792,047.70-5,268,319.80

Finding the Fourth Proportional to 6,528,031.80, 9,792,047.70 and 5,268,319.80

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Solution

The fourth proportional to 6,528,031.80, 9,792,047.70 and 5,268,319.80 is: 7,902,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528,031.80 : 9,792,047.70 = 5,268,319.80 : x
  2. Step 2: Convert to fraction form
    6,528,031.80/9,792,047.70 = 5,268,319.80/x
  3. Step 3: Cross multiply
    6,528,031.80x = 9,792,047.70 × 5,268,319.80
  4. Step 4: Simplify right side
    6,528,031.80x = 51,587,638,780,454.45
  5. Step 5: Solve for x
    x = 51,587,638,780,454.45/6,528,031.80
  6. Step 6: Final answer
    x = 7,902,479.70

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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.