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Finding the Fourth Proportional to 35,714,137.40, 53,583,647.70 and 15,533,862.20

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Solution

The fourth proportional to 35,714,137.40, 53,583,647.70 and 15,533,862.20 is: 23,306,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,714,137.40 : 53,583,647.70 = 15,533,862.20 : x
  2. Step 2: Convert to fraction form
    35,714,137.40/53,583,647.70 = 15,533,862.20/x
  3. Step 3: Cross multiply
    35,714,137.40x = 53,583,647.70 × 15,533,862.20
  4. Step 4: Simplify right side
    35,714,137.40x = 832,360,999,545,147
  5. Step 5: Solve for x
    x = 832,360,999,545,147/35,714,137.40
  6. Step 6: Final answer
    x = 23,306,204.77

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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.