Home / 71,895,653.40-107,843,480.10-54,889,541.40

Finding the Fourth Proportional to 71,895,653.40, 107,843,480.10 and 54,889,541.40

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Solution

The fourth proportional to 71,895,653.40, 107,843,480.10 and 54,889,541.40 is: 82,334,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,895,653.40 : 107,843,480.10 = 54,889,541.40 : x
  2. Step 2: Convert to fraction form
    71,895,653.40/107,843,480.10 = 54,889,541.40/x
  3. Step 3: Cross multiply
    71,895,653.40x = 107,843,480.10 × 54,889,541.40
  4. Step 4: Simplify right side
    71,895,653.40x = 5,919,479,165,669,026
  5. Step 5: Solve for x
    x = 5,919,479,165,669,026/71,895,653.40
  6. Step 6: Final answer
    x = 82,334,312.10

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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.