Home / 64,976,365.96-89,664,815.73-38,855,319.10

Finding the Fourth Proportional to 64,976,365.96, 89,664,815.73 and 38,855,319.10

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Solution

The fourth proportional to 64,976,365.96, 89,664,815.73 and 38,855,319.10 is: 53,618,803.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,976,365.96 : 89,664,815.73 = 38,855,319.10 : x
  2. Step 2: Convert to fraction form
    64,976,365.96/89,664,815.73 = 38,855,319.10/x
  3. Step 3: Cross multiply
    64,976,365.96x = 89,664,815.73 × 38,855,319.10
  4. Step 4: Simplify right side
    64,976,365.96x = 3,483,955,027,153,394.50
  5. Step 5: Solve for x
    x = 3,483,955,027,153,394.50/64,976,365.96
  6. Step 6: Final answer
    x = 53,618,803.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.