Home / 39,907,649.30-59,842,873.44-20,733,258.02

Finding the Fourth Proportional to 39,907,649.30, 59,842,873.44 and 20,733,258.02

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Solution

The fourth proportional to 39,907,649.30, 59,842,873.44 and 20,733,258.02 is: 31,090,223.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,907,649.30 : 59,842,873.44 = 20,733,258.02 : x
  2. Step 2: Convert to fraction form
    39,907,649.30/59,842,873.44 = 20,733,258.02/x
  3. Step 3: Cross multiply
    39,907,649.30x = 59,842,873.44 × 20,733,258.02
  4. Step 4: Simplify right side
    39,907,649.30x = 1,240,737,735,390,510.50
  5. Step 5: Solve for x
    x = 1,240,737,735,390,510.50/39,907,649.30
  6. Step 6: Final answer
    x = 31,090,223.49

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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.