Home / 63,142,563.90-87,088,723.51-54,336,857.17

Finding the Fourth Proportional to 63,142,563.90, 87,088,723.51 and 54,336,857.17

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Solution

The fourth proportional to 63,142,563.90, 87,088,723.51 and 54,336,857.17 is: 74,943,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,142,563.90 : 87,088,723.51 = 54,336,857.17 : x
  2. Step 2: Convert to fraction form
    63,142,563.90/87,088,723.51 = 54,336,857.17/x
  3. Step 3: Cross multiply
    63,142,563.90x = 87,088,723.51 × 54,336,857.17
  4. Step 4: Simplify right side
    63,142,563.90x = 4,732,127,530,480,492
  5. Step 5: Solve for x
    x = 4,732,127,530,480,492/63,142,563.90
  6. Step 6: Final answer
    x = 74,943,544.23

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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.