Home / 37,427,881.60-56,113,828.80-20,407,772.80

Finding the Fourth Proportional to 37,427,881.60, 56,113,828.80 and 20,407,772.80

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Solution

The fourth proportional to 37,427,881.60, 56,113,828.80 and 20,407,772.80 is: 30,596,395.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,427,881.60 : 56,113,828.80 = 20,407,772.80 : x
  2. Step 2: Convert to fraction form
    37,427,881.60/56,113,828.80 = 20,407,772.80/x
  3. Step 3: Cross multiply
    37,427,881.60x = 56,113,828.80 × 20,407,772.80
  4. Step 4: Simplify right side
    37,427,881.60x = 1,145,158,269,088,496.50
  5. Step 5: Solve for x
    x = 1,145,158,269,088,496.50/37,427,881.60
  6. Step 6: Final answer
    x = 30,596,395.52

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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.