Home / 49,376,507.77-68,113,746.54-30,532,065.08

Finding the Fourth Proportional to 49,376,507.77, 68,113,746.54 and 30,532,065.08

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Solution

The fourth proportional to 49,376,507.77, 68,113,746.54 and 30,532,065.08 is: 42,118,275.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,376,507.77 : 68,113,746.54 = 30,532,065.08 : x
  2. Step 2: Convert to fraction form
    49,376,507.77/68,113,746.54 = 30,532,065.08/x
  3. Step 3: Cross multiply
    49,376,507.77x = 68,113,746.54 × 30,532,065.08
  4. Step 4: Simplify right side
    49,376,507.77x = 2,079,653,342,345,944
  5. Step 5: Solve for x
    x = 2,079,653,342,345,944/49,376,507.77
  6. Step 6: Final answer
    x = 42,118,275.19

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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.