Home / 9,864,666.40-14,781,253.20-8,258,533.60

Finding the Fourth Proportional to 9,864,666.40, 14,781,253.20 and 8,258,533.60

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Solution

The fourth proportional to 9,864,666.40, 14,781,253.20 and 8,258,533.60 is: 12,374,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864,666.40 : 14,781,253.20 = 8,258,533.60 : x
  2. Step 2: Convert to fraction form
    9,864,666.40/14,781,253.20 = 8,258,533.60/x
  3. Step 3: Cross multiply
    9,864,666.40x = 14,781,253.20 × 8,258,533.60
  4. Step 4: Simplify right side
    9,864,666.40x = 122,071,476,202,307.52
  5. Step 5: Solve for x
    x = 122,071,476,202,307.52/9,864,666.40
  6. Step 6: Final answer
    x = 12,374,617.78

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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.