Home / 9,820,654.40-14,706,098.40-7,829,998.40

Finding the Fourth Proportional to 9,820,654.40, 14,706,098.40 and 7,829,998.40

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Solution

The fourth proportional to 9,820,654.40, 14,706,098.40 and 7,829,998.40 is: 11,725,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820,654.40 : 14,706,098.40 = 7,829,998.40 : x
  2. Step 2: Convert to fraction form
    9,820,654.40/14,706,098.40 = 7,829,998.40/x
  3. Step 3: Cross multiply
    9,820,654.40x = 14,706,098.40 × 7,829,998.40
  4. Step 4: Simplify right side
    9,820,654.40x = 115,148,726,942,242.56
  5. Step 5: Solve for x
    x = 115,148,726,942,242.56/9,820,654.40
  6. Step 6: Final answer
    x = 11,725,158.25

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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.