Home / 12,412,317-18,614,947.14-5,225,485.08

Finding the Fourth Proportional to 12,412,317, 18,614,947.14 and 5,225,485.08

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Solution

The fourth proportional to 12,412,317, 18,614,947.14 and 5,225,485.08 is: 7,836,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,412,317 : 18,614,947.14 = 5,225,485.08 : x
  2. Step 2: Convert to fraction form
    12,412,317/18,614,947.14 = 5,225,485.08/x
  3. Step 3: Cross multiply
    12,412,317x = 18,614,947.14 × 5,225,485.08
  4. Step 4: Simplify right side
    12,412,317x = 97,272,128,545,058.67
  5. Step 5: Solve for x
    x = 97,272,128,545,058.67/12,412,317
  6. Step 6: Final answer
    x = 7,836,742.21

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1.5x scale

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.