Home / 56,710,418.40-85,065,627.60-26,421,343.20

Finding the Fourth Proportional to 56,710,418.40, 85,065,627.60 and 26,421,343.20

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Solution

The fourth proportional to 56,710,418.40, 85,065,627.60 and 26,421,343.20 is: 39,632,014.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710,418.40 : 85,065,627.60 = 26,421,343.20 : x
  2. Step 2: Convert to fraction form
    56,710,418.40/85,065,627.60 = 26,421,343.20/x
  3. Step 3: Cross multiply
    56,710,418.40x = 85,065,627.60 × 26,421,343.20
  4. Step 4: Simplify right side
    56,710,418.40x = 2,247,548,141,342,992
  5. Step 5: Solve for x
    x = 2,247,548,141,342,992/56,710,418.40
  6. Step 6: Final answer
    x = 39,632,014.80

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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.