Home / 47,338,125.75-65,325,978.45-26,430,479.52

Finding the Fourth Proportional to 47,338,125.75, 65,325,978.45 and 26,430,479.52

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Solution

The fourth proportional to 47,338,125.75, 65,325,978.45 and 26,430,479.52 is: 36,473,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,338,125.75 : 65,325,978.45 = 26,430,479.52 : x
  2. Step 2: Convert to fraction form
    47,338,125.75/65,325,978.45 = 26,430,479.52/x
  3. Step 3: Cross multiply
    47,338,125.75x = 65,325,978.45 × 26,430,479.52
  4. Step 4: Simplify right side
    47,338,125.75x = 1,726,596,935,546,686.50
  5. Step 5: Solve for x
    x = 1,726,596,935,546,686.50/47,338,125.75
  6. Step 6: Final answer
    x = 36,473,707.15

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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.