Home / 31,407,265-47,110,908.42-9,843,539.80

Finding the Fourth Proportional to 31,407,265, 47,110,908.42 and 9,843,539.80

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Solution

The fourth proportional to 31,407,265, 47,110,908.42 and 9,843,539.80 is: 14,765,313.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,407,265 : 47,110,908.42 = 9,843,539.80 : x
  2. Step 2: Convert to fraction form
    31,407,265/47,110,908.42 = 9,843,539.80/x
  3. Step 3: Cross multiply
    31,407,265x = 47,110,908.42 × 9,843,539.80
  4. Step 4: Simplify right side
    31,407,265x = 463,738,102,046,425.19
  5. Step 5: Solve for x
    x = 463,738,102,046,425.19/31,407,265
  6. Step 6: Final answer
    x = 14,765,313.12

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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.