Home / 70,252,532.94-96,949,643.22-38,462,172.12

Finding the Fourth Proportional to 70,252,532.94, 96,949,643.22 and 38,462,172.12

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Solution

The fourth proportional to 70,252,532.94, 96,949,643.22 and 38,462,172.12 is: 53,078,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,252,532.94 : 96,949,643.22 = 38,462,172.12 : x
  2. Step 2: Convert to fraction form
    70,252,532.94/96,949,643.22 = 38,462,172.12/x
  3. Step 3: Cross multiply
    70,252,532.94x = 96,949,643.22 × 38,462,172.12
  4. Step 4: Simplify right side
    70,252,532.94x = 3,728,893,864,500,230.50
  5. Step 5: Solve for x
    x = 3,728,893,864,500,230.50/70,252,532.94
  6. Step 6: Final answer
    x = 53,078,425.91

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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.