Home / 35,157,712.80-52,767,673.20-20,762,781.60

Finding the Fourth Proportional to 35,157,712.80, 52,767,673.20 and 20,762,781.60

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Solution

The fourth proportional to 35,157,712.80, 52,767,673.20 and 20,762,781.60 is: 31,162,541.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157,712.80 : 52,767,673.20 = 20,762,781.60 : x
  2. Step 2: Convert to fraction form
    35,157,712.80/52,767,673.20 = 20,762,781.60/x
  3. Step 3: Cross multiply
    35,157,712.80x = 52,767,673.20 × 20,762,781.60
  4. Step 4: Simplify right side
    35,157,712.80x = 1,095,603,674,191,773.25
  5. Step 5: Solve for x
    x = 1,095,603,674,191,773.25/35,157,712.80
  6. Step 6: Final answer
    x = 31,162,541.22

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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.