Home / 40,766,351.09-56,255,877.81-22,181,567.72

Finding the Fourth Proportional to 40,766,351.09, 56,255,877.81 and 22,181,567.72

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Solution

The fourth proportional to 40,766,351.09, 56,255,877.81 and 22,181,567.72 is: 30,609,645.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,766,351.09 : 56,255,877.81 = 22,181,567.72 : x
  2. Step 2: Convert to fraction form
    40,766,351.09/56,255,877.81 = 22,181,567.72/x
  3. Step 3: Cross multiply
    40,766,351.09x = 56,255,877.81 × 22,181,567.72
  4. Step 4: Simplify right side
    40,766,351.09x = 1,247,843,563,009,281
  5. Step 5: Solve for x
    x = 1,247,843,563,009,281/40,766,351.09
  6. Step 6: Final answer
    x = 30,609,645.70

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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.