Home / 64,687,870.08-89,268,063.36-36,809,962.40

Finding the Fourth Proportional to 64,687,870.08, 89,268,063.36 and 36,809,962.40

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Solution

The fourth proportional to 64,687,870.08, 89,268,063.36 and 36,809,962.40 is: 50,797,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,687,870.08 : 89,268,063.36 = 36,809,962.40 : x
  2. Step 2: Convert to fraction form
    64,687,870.08/89,268,063.36 = 36,809,962.40/x
  3. Step 3: Cross multiply
    64,687,870.08x = 89,268,063.36 × 36,809,962.40
  4. Step 4: Simplify right side
    64,687,870.08x = 3,285,954,055,802,417.50
  5. Step 5: Solve for x
    x = 3,285,954,055,802,417.50/64,687,870.08
  6. Step 6: Final answer
    x = 50,797,066.77

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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.