Home / 45,888,665.22-68,834,897.55-13,540,567.32

Finding the Fourth Proportional to 45,888,665.22, 68,834,897.55 and 13,540,567.32

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Solution

The fourth proportional to 45,888,665.22, 68,834,897.55 and 13,540,567.32 is: 20,311,411.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,888,665.22 : 68,834,897.55 = 13,540,567.32 : x
  2. Step 2: Convert to fraction form
    45,888,665.22/68,834,897.55 = 13,540,567.32/x
  3. Step 3: Cross multiply
    45,888,665.22x = 68,834,897.55 × 13,540,567.32
  4. Step 4: Simplify right side
    45,888,665.22x = 932,063,564,241,078
  5. Step 5: Solve for x
    x = 932,063,564,241,078/45,888,665.22
  6. Step 6: Final answer
    x = 20,311,411.54

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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.