Home / 31,480,146.37-47,184,400.22-19,156,930.34

Finding the Fourth Proportional to 31,480,146.37, 47,184,400.22 and 19,156,930.34

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Solution

The fourth proportional to 31,480,146.37, 47,184,400.22 and 19,156,930.34 is: 28,713,598.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,480,146.37 : 47,184,400.22 = 19,156,930.34 : x
  2. Step 2: Convert to fraction form
    31,480,146.37/47,184,400.22 = 19,156,930.34/x
  3. Step 3: Cross multiply
    31,480,146.37x = 47,184,400.22 × 19,156,930.34
  4. Step 4: Simplify right side
    31,480,146.37x = 903,908,268,149,220.62
  5. Step 5: Solve for x
    x = 903,908,268,149,220.62/31,480,146.37
  6. Step 6: Final answer
    x = 28,713,598.01

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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.