Home / 47,426,961.40-65,423,960.06-28,847,784.04

Finding the Fourth Proportional to 47,426,961.40, 65,423,960.06 and 28,847,784.04

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Solution

The fourth proportional to 47,426,961.40, 65,423,960.06 and 28,847,784.04 is: 39,794,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,426,961.40 : 65,423,960.06 = 28,847,784.04 : x
  2. Step 2: Convert to fraction form
    47,426,961.40/65,423,960.06 = 28,847,784.04/x
  3. Step 3: Cross multiply
    47,426,961.40x = 65,423,960.06 × 28,847,784.04
  4. Step 4: Simplify right side
    47,426,961.40x = 1,887,336,270,852,465.50
  5. Step 5: Solve for x
    x = 1,887,336,270,852,465.50/47,426,961.40
  6. Step 6: Final answer
    x = 39,794,585.51

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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.