Home / 21,799,415.90-32,698,959.81-5,623,992.11

Finding the Fourth Proportional to 21,799,415.90, 32,698,959.81 and 5,623,992.11

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Solution

The fourth proportional to 21,799,415.90, 32,698,959.81 and 5,623,992.11 is: 8,435,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,799,415.90 : 32,698,959.81 = 5,623,992.11 : x
  2. Step 2: Convert to fraction form
    21,799,415.90/32,698,959.81 = 5,623,992.11/x
  3. Step 3: Cross multiply
    21,799,415.90x = 32,698,959.81 × 5,623,992.11
  4. Step 4: Simplify right side
    21,799,415.90x = 183,898,691,813,152.31
  5. Step 5: Solve for x
    x = 183,898,691,813,152.31/21,799,415.90
  6. Step 6: Final answer
    x = 8,435,945.84

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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.