Home / 28,757,712.10-43,163,140.20-14,391,090.40

Finding the Fourth Proportional to 28,757,712.10, 43,163,140.20 and 14,391,090.40

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Solution

The fourth proportional to 28,757,712.10, 43,163,140.20 and 14,391,090.40 is: 21,599,932.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,757,712.10 : 43,163,140.20 = 14,391,090.40 : x
  2. Step 2: Convert to fraction form
    28,757,712.10/43,163,140.20 = 14,391,090.40/x
  3. Step 3: Cross multiply
    28,757,712.10x = 43,163,140.20 × 14,391,090.40
  4. Step 4: Simplify right side
    28,757,712.10x = 621,164,652,566,074.12
  5. Step 5: Solve for x
    x = 621,164,652,566,074.12/28,757,712.10
  6. Step 6: Final answer
    x = 21,599,932.93

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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.