Home / 12,301,254.40-18,451,881.60-10,884,078.40

Finding the Fourth Proportional to 12,301,254.40, 18,451,881.60 and 10,884,078.40

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Solution

The fourth proportional to 12,301,254.40, 18,451,881.60 and 10,884,078.40 is: 16,326,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,254.40 : 18,451,881.60 = 10,884,078.40 : x
  2. Step 2: Convert to fraction form
    12,301,254.40/18,451,881.60 = 10,884,078.40/x
  3. Step 3: Cross multiply
    12,301,254.40x = 18,451,881.60 × 10,884,078.40
  4. Step 4: Simplify right side
    12,301,254.40x = 200,831,725,961,917.47
  5. Step 5: Solve for x
    x = 200,831,725,961,917.47/12,301,254.40
  6. Step 6: Final answer
    x = 16,326,117.60

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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.