Home / 28,955,220.64-39,961,749.54-16,732,077.64

Finding the Fourth Proportional to 28,955,220.64, 39,961,749.54 and 16,732,077.64

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Solution

The fourth proportional to 28,955,220.64, 39,961,749.54 and 16,732,077.64 is: 23,092,315.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,955,220.64 : 39,961,749.54 = 16,732,077.64 : x
  2. Step 2: Convert to fraction form
    28,955,220.64/39,961,749.54 = 16,732,077.64/x
  3. Step 3: Cross multiply
    28,955,220.64x = 39,961,749.54 × 16,732,077.64
  4. Step 4: Simplify right side
    28,955,220.64x = 668,643,095,933,514.25
  5. Step 5: Solve for x
    x = 668,643,095,933,514.25/28,955,220.64
  6. Step 6: Final answer
    x = 23,092,315.69

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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.