Home / 15,919,362.64-21,968,794.60-9,044,222

Finding the Fourth Proportional to 15,919,362.64, 21,968,794.60 and 9,044,222

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Solution

The fourth proportional to 15,919,362.64, 21,968,794.60 and 9,044,222 is: 12,481,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919,362.64 : 21,968,794.60 = 9,044,222 : x
  2. Step 2: Convert to fraction form
    15,919,362.64/21,968,794.60 = 9,044,222/x
  3. Step 3: Cross multiply
    15,919,362.64x = 21,968,794.60 × 9,044,222
  4. Step 4: Simplify right side
    15,919,362.64x = 198,690,655,434,801.22
  5. Step 5: Solve for x
    x = 198,690,655,434,801.22/15,919,362.64
  6. Step 6: Final answer
    x = 12,481,068.49

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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.