Home / 9,982,402.40-14,973,603.60-8,918,645.60

Finding the Fourth Proportional to 9,982,402.40, 14,973,603.60 and 8,918,645.60

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Solution

The fourth proportional to 9,982,402.40, 14,973,603.60 and 8,918,645.60 is: 13,377,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,402.40 : 14,973,603.60 = 8,918,645.60 : x
  2. Step 2: Convert to fraction form
    9,982,402.40/14,973,603.60 = 8,918,645.60/x
  3. Step 3: Cross multiply
    9,982,402.40x = 14,973,603.60 × 8,918,645.60
  4. Step 4: Simplify right side
    9,982,402.40x = 133,544,263,863,284.16
  5. Step 5: Solve for x
    x = 133,544,263,863,284.16/9,982,402.40
  6. Step 6: Final answer
    x = 13,377,968.40

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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.