Home / 30,865,894.32-46,294,334.70-9,000,397.92

Finding the Fourth Proportional to 30,865,894.32, 46,294,334.70 and 9,000,397.92

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Solution

The fourth proportional to 30,865,894.32, 46,294,334.70 and 9,000,397.92 is: 13,499,282.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865,894.32 : 46,294,334.70 = 9,000,397.92 : x
  2. Step 2: Convert to fraction form
    30,865,894.32/46,294,334.70 = 9,000,397.92/x
  3. Step 3: Cross multiply
    30,865,894.32x = 46,294,334.70 × 9,000,397.92
  4. Step 4: Simplify right side
    30,865,894.32x = 416,667,433,741,663.88
  5. Step 5: Solve for x
    x = 416,667,433,741,663.88/30,865,894.32
  6. Step 6: Final answer
    x = 13,499,282.72

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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.