Home / 45,645,012.35-62,996,877.66-28,901,308.15

Finding the Fourth Proportional to 45,645,012.35, 62,996,877.66 and 28,901,308.15

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Solution

The fourth proportional to 45,645,012.35, 62,996,877.66 and 28,901,308.15 is: 39,888,085.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,645,012.35 : 62,996,877.66 = 28,901,308.15 : x
  2. Step 2: Convert to fraction form
    45,645,012.35/62,996,877.66 = 28,901,308.15/x
  3. Step 3: Cross multiply
    45,645,012.35x = 62,996,877.66 × 28,901,308.15
  4. Step 4: Simplify right side
    45,645,012.35x = 1,820,692,173,739,510.75
  5. Step 5: Solve for x
    x = 1,820,692,173,739,510.75/45,645,012.35
  6. Step 6: Final answer
    x = 39,888,085.90

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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.