Home / 34,355,890-47,410,117.32-19,671,069.52

Finding the Fourth Proportional to 34,355,890, 47,410,117.32 and 19,671,069.52

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Solution

The fourth proportional to 34,355,890, 47,410,117.32 and 19,671,069.52 is: 27,145,497.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,355,890 : 47,410,117.32 = 19,671,069.52 : x
  2. Step 2: Convert to fraction form
    34,355,890/47,410,117.32 = 19,671,069.52/x
  3. Step 3: Cross multiply
    34,355,890x = 47,410,117.32 × 19,671,069.52
  4. Step 4: Simplify right side
    34,355,890x = 932,607,713,753,076.12
  5. Step 5: Solve for x
    x = 932,607,713,753,076.12/34,355,890
  6. Step 6: Final answer
    x = 27,145,497.14

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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.