Home / 53,762,661.60-80,643,992.40-38,646,117.60

Finding the Fourth Proportional to 53,762,661.60, 80,643,992.40 and 38,646,117.60

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Solution

The fourth proportional to 53,762,661.60, 80,643,992.40 and 38,646,117.60 is: 57,969,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,762,661.60 : 80,643,992.40 = 38,646,117.60 : x
  2. Step 2: Convert to fraction form
    53,762,661.60/80,643,992.40 = 38,646,117.60/x
  3. Step 3: Cross multiply
    53,762,661.60x = 80,643,992.40 × 38,646,117.60
  4. Step 4: Simplify right side
    53,762,661.60x = 3,116,577,214,023,906.50
  5. Step 5: Solve for x
    x = 3,116,577,214,023,906.50/53,762,661.60
  6. Step 6: Final answer
    x = 57,969,176.40

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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.