Home / 21,706,673.40-32,581,005.30-13,203,617.40

Finding the Fourth Proportional to 21,706,673.40, 32,581,005.30 and 13,203,617.40

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Solution

The fourth proportional to 21,706,673.40, 32,581,005.30 and 13,203,617.40 is: 19,818,196.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,706,673.40 : 32,581,005.30 = 13,203,617.40 : x
  2. Step 2: Convert to fraction form
    21,706,673.40/32,581,005.30 = 13,203,617.40/x
  3. Step 3: Cross multiply
    21,706,673.40x = 32,581,005.30 × 13,203,617.40
  4. Step 4: Simplify right side
    21,706,673.40x = 430,187,128,488,572.25
  5. Step 5: Solve for x
    x = 430,187,128,488,572.25/21,706,673.40
  6. Step 6: Final answer
    x = 19,818,196.95

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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.