Home / 15,634,165.57-21,562,568.29-13,744,155.50

Finding the Fourth Proportional to 15,634,165.57, 21,562,568.29 and 13,744,155.50

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Solution

The fourth proportional to 15,634,165.57, 21,562,568.29 and 13,744,155.50 is: 18,955,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,634,165.57 : 21,562,568.29 = 13,744,155.50 : x
  2. Step 2: Convert to fraction form
    15,634,165.57/21,562,568.29 = 13,744,155.50/x
  3. Step 3: Cross multiply
    15,634,165.57x = 21,562,568.29 × 13,744,155.50
  4. Step 4: Simplify right side
    15,634,165.57x = 296,359,291,557,129.06
  5. Step 5: Solve for x
    x = 296,359,291,557,129.06/15,634,165.57
  6. Step 6: Final answer
    x = 18,955,875.21

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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.