Home / 13,116,867.71-19,677,823.44-5,029,212.58

Finding the Fourth Proportional to 13,116,867.71, 19,677,823.44 and 5,029,212.58

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Solution

The fourth proportional to 13,116,867.71, 19,677,823.44 and 5,029,212.58 is: 7,544,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116,867.71 : 19,677,823.44 = 5,029,212.58 : x
  2. Step 2: Convert to fraction form
    13,116,867.71/19,677,823.44 = 5,029,212.58/x
  3. Step 3: Cross multiply
    13,116,867.71x = 19,677,823.44 × 5,029,212.58
  4. Step 4: Simplify right side
    13,116,867.71x = 98,963,957,151,702.08
  5. Step 5: Solve for x
    x = 98,963,957,151,702.08/13,116,867.71
  6. Step 6: Final answer
    x = 7,544,785.80

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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.