Home / 14,345,441.79-19,795,810.62-7,906,913.79

Finding the Fourth Proportional to 14,345,441.79, 19,795,810.62 and 7,906,913.79

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Solution

The fourth proportional to 14,345,441.79, 19,795,810.62 and 7,906,913.79 is: 10,911,045.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345,441.79 : 19,795,810.62 = 7,906,913.79 : x
  2. Step 2: Convert to fraction form
    14,345,441.79/19,795,810.62 = 7,906,913.79/x
  3. Step 3: Cross multiply
    14,345,441.79x = 19,795,810.62 × 7,906,913.79
  4. Step 4: Simplify right side
    14,345,441.79x = 156,523,767,975,506.47
  5. Step 5: Solve for x
    x = 156,523,767,975,506.47/14,345,441.79
  6. Step 6: Final answer
    x = 10,911,045.49

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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.