Home / 60,445,950.66-90,668,870.60-18,947,125.37

Finding the Fourth Proportional to 60,445,950.66, 90,668,870.60 and 18,947,125.37

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Solution

The fourth proportional to 60,445,950.66, 90,668,870.60 and 18,947,125.37 is: 28,420,670.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,445,950.66 : 90,668,870.60 = 18,947,125.37 : x
  2. Step 2: Convert to fraction form
    60,445,950.66/90,668,870.60 = 18,947,125.37/x
  3. Step 3: Cross multiply
    60,445,950.66x = 90,668,870.60 × 18,947,125.37
  4. Step 4: Simplify right side
    60,445,950.66x = 1,717,914,458,546,443.50
  5. Step 5: Solve for x
    x = 1,717,914,458,546,443.50/60,445,950.66
  6. Step 6: Final answer
    x = 28,420,670.69

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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.