Home / 28,386,697.36-39,173,612.31-15,333,954.22

Finding the Fourth Proportional to 28,386,697.36, 39,173,612.31 and 15,333,954.22

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Solution

The fourth proportional to 28,386,697.36, 39,173,612.31 and 15,333,954.22 is: 21,160,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,386,697.36 : 39,173,612.31 = 15,333,954.22 : x
  2. Step 2: Convert to fraction form
    28,386,697.36/39,173,612.31 = 15,333,954.22/x
  3. Step 3: Cross multiply
    28,386,697.36x = 39,173,612.31 × 15,333,954.22
  4. Step 4: Simplify right side
    28,386,697.36x = 600,686,377,793,568.50
  5. Step 5: Solve for x
    x = 600,686,377,793,568.50/28,386,697.36
  6. Step 6: Final answer
    x = 21,160,840.59

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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.