Home / 39,927,640.02-55,100,309.21-21,592,925.52

Finding the Fourth Proportional to 39,927,640.02, 55,100,309.21 and 21,592,925.52

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Solution

The fourth proportional to 39,927,640.02, 55,100,309.21 and 21,592,925.52 is: 29,798,326.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927,640.02 : 55,100,309.21 = 21,592,925.52 : x
  2. Step 2: Convert to fraction form
    39,927,640.02/55,100,309.21 = 21,592,925.52/x
  3. Step 3: Cross multiply
    39,927,640.02x = 55,100,309.21 × 21,592,925.52
  4. Step 4: Simplify right side
    39,927,640.02x = 1,189,776,872,900,500
  5. Step 5: Solve for x
    x = 1,189,776,872,900,500/39,927,640.02
  6. Step 6: Final answer
    x = 29,798,326.98

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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.