Home / 14,293,672.19-21,438,735.50-8,461,328.34

Finding the Fourth Proportional to 14,293,672.19, 21,438,735.50 and 8,461,328.34

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Solution

The fourth proportional to 14,293,672.19, 21,438,735.50 and 8,461,328.34 is: 12,690,943.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293,672.19 : 21,438,735.50 = 8,461,328.34 : x
  2. Step 2: Convert to fraction form
    14,293,672.19/21,438,735.50 = 8,461,328.34/x
  3. Step 3: Cross multiply
    14,293,672.19x = 21,438,735.50 × 8,461,328.34
  4. Step 4: Simplify right side
    14,293,672.19x = 181,400,180,313,867.66
  5. Step 5: Solve for x
    x = 181,400,180,313,867.66/14,293,672.19
  6. Step 6: Final answer
    x = 12,690,943.09

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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.