Home / 7,884,848.40-11,827,272.60-1,901,216.40

Finding the Fourth Proportional to 7,884,848.40, 11,827,272.60 and 1,901,216.40

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Solution

The fourth proportional to 7,884,848.40, 11,827,272.60 and 1,901,216.40 is: 2,851,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,848.40 : 11,827,272.60 = 1,901,216.40 : x
  2. Step 2: Convert to fraction form
    7,884,848.40/11,827,272.60 = 1,901,216.40/x
  3. Step 3: Cross multiply
    7,884,848.40x = 11,827,272.60 × 1,901,216.40
  4. Step 4: Simplify right side
    7,884,848.40x = 22,486,204,634,390.64
  5. Step 5: Solve for x
    x = 22,486,204,634,390.64/7,884,848.40
  6. Step 6: Final answer
    x = 2,851,824.60

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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.