Home / 8,392,858-11,582,126.08-4,721,777.12

Finding the Fourth Proportional to 8,392,858, 11,582,126.08 and 4,721,777.12

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Solution

The fourth proportional to 8,392,858, 11,582,126.08 and 4,721,777.12 is: 6,516,042.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,858 : 11,582,126.08 = 4,721,777.12 : x
  2. Step 2: Convert to fraction form
    8,392,858/11,582,126.08 = 4,721,777.12/x
  3. Step 3: Cross multiply
    8,392,858x = 11,582,126.08 × 4,721,777.12
  4. Step 4: Simplify right side
    8,392,858x = 54,688,217,925,499.29
  5. Step 5: Solve for x
    x = 54,688,217,925,499.29/8,392,858
  6. Step 6: Final answer
    x = 6,516,042.32

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1.5x scale

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.