Home / 70,078,294.72-96,694,002.48-39,133,702.72

Finding the Fourth Proportional to 70,078,294.72, 96,694,002.48 and 39,133,702.72

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Solution

The fourth proportional to 70,078,294.72, 96,694,002.48 and 39,133,702.72 is: 53,996,667.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,078,294.72 : 96,694,002.48 = 39,133,702.72 : x
  2. Step 2: Convert to fraction form
    70,078,294.72/96,694,002.48 = 39,133,702.72/x
  3. Step 3: Cross multiply
    70,078,294.72x = 96,694,002.48 × 39,133,702.72
  4. Step 4: Simplify right side
    70,078,294.72x = 3,783,994,347,859,263
  5. Step 5: Solve for x
    x = 3,783,994,347,859,263/70,078,294.72
  6. Step 6: Final answer
    x = 53,996,667.06

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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.