Home / 19,164,731.32-28,746,141.44-7,033,240.33

Finding the Fourth Proportional to 19,164,731.32, 28,746,141.44 and 7,033,240.33

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Solution

The fourth proportional to 19,164,731.32, 28,746,141.44 and 7,033,240.33 is: 10,549,509.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164,731.32 : 28,746,141.44 = 7,033,240.33 : x
  2. Step 2: Convert to fraction form
    19,164,731.32/28,746,141.44 = 7,033,240.33/x
  3. Step 3: Cross multiply
    19,164,731.32x = 28,746,141.44 × 7,033,240.33
  4. Step 4: Simplify right side
    19,164,731.32x = 202,178,521,200,660.69
  5. Step 5: Solve for x
    x = 202,178,521,200,660.69/19,164,731.32
  6. Step 6: Final answer
    x = 10,549,509.82

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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.