Home / 20,832,246.92-28,748,730.66-11,539,959.32

Finding the Fourth Proportional to 20,832,246.92, 28,748,730.66 and 11,539,959.32

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Solution

The fourth proportional to 20,832,246.92, 28,748,730.66 and 11,539,959.32 is: 15,925,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,832,246.92 : 28,748,730.66 = 11,539,959.32 : x
  2. Step 2: Convert to fraction form
    20,832,246.92/28,748,730.66 = 11,539,959.32/x
  3. Step 3: Cross multiply
    20,832,246.92x = 28,748,730.66 × 11,539,959.32
  4. Step 4: Simplify right side
    20,832,246.92x = 331,759,182,346,633.75
  5. Step 5: Solve for x
    x = 331,759,182,346,633.75/20,832,246.92
  6. Step 6: Final answer
    x = 15,925,271.22

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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.