Home / 34,778,886.90-52,147,594.35-21,325,370.10

Finding the Fourth Proportional to 34,778,886.90, 52,147,594.35 and 21,325,370.10

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Solution

The fourth proportional to 34,778,886.90, 52,147,594.35 and 21,325,370.10 is: 31,975,340.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778,886.90 : 52,147,594.35 = 21,325,370.10 : x
  2. Step 2: Convert to fraction form
    34,778,886.90/52,147,594.35 = 21,325,370.10/x
  3. Step 3: Cross multiply
    34,778,886.90x = 52,147,594.35 × 21,325,370.10
  4. Step 4: Simplify right side
    34,778,886.90x = 1,112,066,749,338,419
  5. Step 5: Solve for x
    x = 1,112,066,749,338,419/34,778,886.90
  6. Step 6: Final answer
    x = 31,975,340.46

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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.