Home / 39,367,981.60-54,987,628.40-39,367,981.60

Finding the Fourth Proportional to 39,367,981.60, 54,987,628.40 and 39,367,981.60

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Solution

The fourth proportional to 39,367,981.60, 54,987,628.40 and 39,367,981.60 is: 54,987,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,367,981.60 : 54,987,628.40 = 39,367,981.60 : x
  2. Step 2: Convert to fraction form
    39,367,981.60/54,987,628.40 = 39,367,981.60/x
  3. Step 3: Cross multiply
    39,367,981.60x = 54,987,628.40 × 39,367,981.60
  4. Step 4: Simplify right side
    39,367,981.60x = 2,164,751,943,078,837.50
  5. Step 5: Solve for x
    x = 2,164,751,943,078,837.50/39,367,981.60
  6. Step 6: Final answer
    x = 54,987,628.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.