Home / 13,949,641-19,258,397.22-9,059,236.84

Finding the Fourth Proportional to 13,949,641, 19,258,397.22 and 9,059,236.84

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Solution

The fourth proportional to 13,949,641, 19,258,397.22 and 9,059,236.84 is: 12,506,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949,641 : 19,258,397.22 = 9,059,236.84 : x
  2. Step 2: Convert to fraction form
    13,949,641/19,258,397.22 = 9,059,236.84/x
  3. Step 3: Cross multiply
    13,949,641x = 19,258,397.22 × 9,059,236.84
  4. Step 4: Simplify right side
    13,949,641x = 174,466,381,574,777.56
  5. Step 5: Solve for x
    x = 174,466,381,574,777.56/13,949,641
  6. Step 6: Final answer
    x = 12,506,872.51

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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.