Home / 21,456,054.30-32,184,081.45-5,281,877.10

Finding the Fourth Proportional to 21,456,054.30, 32,184,081.45 and 5,281,877.10

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Solution

The fourth proportional to 21,456,054.30, 32,184,081.45 and 5,281,877.10 is: 7,922,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,456,054.30 : 32,184,081.45 = 5,281,877.10 : x
  2. Step 2: Convert to fraction form
    21,456,054.30/32,184,081.45 = 5,281,877.10/x
  3. Step 3: Cross multiply
    21,456,054.30x = 32,184,081.45 × 5,281,877.10
  4. Step 4: Simplify right side
    21,456,054.30x = 169,992,362,795,289.78
  5. Step 5: Solve for x
    x = 169,992,362,795,289.78/21,456,054.30
  6. Step 6: Final answer
    x = 7,922,815.65

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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.