Home / 32,778,068.83-49,141,638.36-21,239,156.12

Finding the Fourth Proportional to 32,778,068.83, 49,141,638.36 and 21,239,156.12

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Solution

The fourth proportional to 32,778,068.83, 49,141,638.36 and 21,239,156.12 is: 31,842,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,778,068.83 : 49,141,638.36 = 21,239,156.12 : x
  2. Step 2: Convert to fraction form
    32,778,068.83/49,141,638.36 = 21,239,156.12/x
  3. Step 3: Cross multiply
    32,778,068.83x = 49,141,638.36 × 21,239,156.12
  4. Step 4: Simplify right side
    32,778,068.83x = 1,043,726,929,151,334.25
  5. Step 5: Solve for x
    x = 1,043,726,929,151,334.25/32,778,068.83
  6. Step 6: Final answer
    x = 31,842,233.73

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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.