Home / 43,578,026.60-65,367,039.90-28,965,367.40

Finding the Fourth Proportional to 43,578,026.60, 65,367,039.90 and 28,965,367.40

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Solution

The fourth proportional to 43,578,026.60, 65,367,039.90 and 28,965,367.40 is: 43,448,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,578,026.60 : 65,367,039.90 = 28,965,367.40 : x
  2. Step 2: Convert to fraction form
    43,578,026.60/65,367,039.90 = 28,965,367.40/x
  3. Step 3: Cross multiply
    43,578,026.60x = 65,367,039.90 × 28,965,367.40
  4. Step 4: Simplify right side
    43,578,026.60x = 1,893,380,326,553,959
  5. Step 5: Solve for x
    x = 1,893,380,326,553,959/43,578,026.60
  6. Step 6: Final answer
    x = 43,448,051.10

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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.