Home / 21,861,680.40-32,792,520.60-6,713,643.60

Finding the Fourth Proportional to 21,861,680.40, 32,792,520.60 and 6,713,643.60

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Solution

The fourth proportional to 21,861,680.40, 32,792,520.60 and 6,713,643.60 is: 10,070,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,861,680.40 : 32,792,520.60 = 6,713,643.60 : x
  2. Step 2: Convert to fraction form
    21,861,680.40/32,792,520.60 = 6,713,643.60/x
  3. Step 3: Cross multiply
    21,861,680.40x = 32,792,520.60 × 6,713,643.60
  4. Step 4: Simplify right side
    21,861,680.40x = 220,157,296,054,058.16
  5. Step 5: Solve for x
    x = 220,157,296,054,058.16/21,861,680.40
  6. Step 6: Final answer
    x = 10,070,465.40

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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.