Home / 64,164,443.60-96,260,662.20-18,722,536.40

Finding the Fourth Proportional to 64,164,443.60, 96,260,662.20 and 18,722,536.40

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Solution

The fourth proportional to 64,164,443.60, 96,260,662.20 and 18,722,536.40 is: 28,087,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,164,443.60 : 96,260,662.20 = 18,722,536.40 : x
  2. Step 2: Convert to fraction form
    64,164,443.60/96,260,662.20 = 18,722,536.40/x
  3. Step 3: Cross multiply
    64,164,443.60x = 96,260,662.20 × 18,722,536.40
  4. Step 4: Simplify right side
    64,164,443.60x = 1,802,243,751,927,604
  5. Step 5: Solve for x
    x = 1,802,243,751,927,604/64,164,443.60
  6. Step 6: Final answer
    x = 28,087,888.72

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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.