Home / 31,768,376.72-43,838,518.10-17,828,430.17

Finding the Fourth Proportional to 31,768,376.72, 43,838,518.10 and 17,828,430.17

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Solution

The fourth proportional to 31,768,376.72, 43,838,518.10 and 17,828,430.17 is: 24,602,200.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,768,376.72 : 43,838,518.10 = 17,828,430.17 : x
  2. Step 2: Convert to fraction form
    31,768,376.72/43,838,518.10 = 17,828,430.17/x
  3. Step 3: Cross multiply
    31,768,376.72x = 43,838,518.10 × 17,828,430.17
  4. Step 4: Simplify right side
    31,768,376.72x = 781,571,958,722,585.12
  5. Step 5: Solve for x
    x = 781,571,958,722,585.12/31,768,376.72
  6. Step 6: Final answer
    x = 24,602,200.03

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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.