Home / 19,330,628.32-29,007,249.27-7,208,466.40

Finding the Fourth Proportional to 19,330,628.32, 29,007,249.27 and 7,208,466.40

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Solution

The fourth proportional to 19,330,628.32, 29,007,249.27 and 7,208,466.40 is: 10,816,915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330,628.32 : 29,007,249.27 = 7,208,466.40 : x
  2. Step 2: Convert to fraction form
    19,330,628.32/29,007,249.27 = 7,208,466.40/x
  3. Step 3: Cross multiply
    19,330,628.32x = 29,007,249.27 × 7,208,466.40
  4. Step 4: Simplify right side
    19,330,628.32x = 209,097,781,719,219.53
  5. Step 5: Solve for x
    x = 209,097,781,719,219.53/19,330,628.32
  6. Step 6: Final answer
    x = 10,816,915.95

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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.