Home / 13,941,539.17-19,238,480.65-7,746,374.05

Finding the Fourth Proportional to 13,941,539.17, 19,238,480.65 and 7,746,374.05

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Solution

The fourth proportional to 13,941,539.17, 19,238,480.65 and 7,746,374.05 is: 10,689,527.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,539.17 : 19,238,480.65 = 7,746,374.05 : x
  2. Step 2: Convert to fraction form
    13,941,539.17/19,238,480.65 = 7,746,374.05/x
  3. Step 3: Cross multiply
    13,941,539.17x = 19,238,480.65 × 7,746,374.05
  4. Step 4: Simplify right side
    13,941,539.17x = 149,028,467,230,173.91
  5. Step 5: Solve for x
    x = 149,028,467,230,173.91/13,941,539.17
  6. Step 6: Final answer
    x = 10,689,527.57

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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.