Home / 35,138,864.80-52,708,297.20-20,754,528.40

Finding the Fourth Proportional to 35,138,864.80, 52,708,297.20 and 20,754,528.40

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Solution

The fourth proportional to 35,138,864.80, 52,708,297.20 and 20,754,528.40 is: 31,131,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,138,864.80 : 52,708,297.20 = 20,754,528.40 : x
  2. Step 2: Convert to fraction form
    35,138,864.80/52,708,297.20 = 20,754,528.40/x
  3. Step 3: Cross multiply
    35,138,864.80x = 52,708,297.20 × 20,754,528.40
  4. Step 4: Simplify right side
    35,138,864.80x = 1,093,935,851,153,040.50
  5. Step 5: Solve for x
    x = 1,093,935,851,153,040.50/35,138,864.80
  6. Step 6: Final answer
    x = 31,131,792.60

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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.