Home / 8,272,608.64-12,409,068.48-2,592,707.20

Finding the Fourth Proportional to 8,272,608.64, 12,409,068.48 and 2,592,707.20

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Solution

The fourth proportional to 8,272,608.64, 12,409,068.48 and 2,592,707.20 is: 3,889,109.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,608.64 : 12,409,068.48 = 2,592,707.20 : x
  2. Step 2: Convert to fraction form
    8,272,608.64/12,409,068.48 = 2,592,707.20/x
  3. Step 3: Cross multiply
    8,272,608.64x = 12,409,068.48 × 2,592,707.20
  4. Step 4: Simplify right side
    8,272,608.64x = 32,173,081,193,389.06
  5. Step 5: Solve for x
    x = 32,173,081,193,389.06/8,272,608.64
  6. Step 6: Final answer
    x = 3,889,109.54

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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.