Home / 65,074,825.12-97,612,928.88-19,637,019.04

Finding the Fourth Proportional to 65,074,825.12, 97,612,928.88 and 19,637,019.04

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Solution

The fourth proportional to 65,074,825.12, 97,612,928.88 and 19,637,019.04 is: 29,455,737.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,074,825.12 : 97,612,928.88 = 19,637,019.04 : x
  2. Step 2: Convert to fraction form
    65,074,825.12/97,612,928.88 = 19,637,019.04/x
  3. Step 3: Cross multiply
    65,074,825.12x = 97,612,928.88 × 19,637,019.04
  4. Step 4: Simplify right side
    65,074,825.12x = 1,916,826,942,966,725.75
  5. Step 5: Solve for x
    x = 1,916,826,942,966,725.75/65,074,825.12
  6. Step 6: Final answer
    x = 29,455,737.14

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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.