Home / 38,308,024.96-52,864,638.95-20,904,666.28

Finding the Fourth Proportional to 38,308,024.96, 52,864,638.95 and 20,904,666.28

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Solution

The fourth proportional to 38,308,024.96, 52,864,638.95 and 20,904,666.28 is: 28,848,201.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,308,024.96 : 52,864,638.95 = 20,904,666.28 : x
  2. Step 2: Convert to fraction form
    38,308,024.96/52,864,638.95 = 20,904,666.28/x
  3. Step 3: Cross multiply
    38,308,024.96x = 52,864,638.95 × 20,904,666.28
  4. Step 4: Simplify right side
    38,308,024.96x = 1,105,117,634,893,593
  5. Step 5: Solve for x
    x = 1,105,117,634,893,593/38,308,024.96
  6. Step 6: Final answer
    x = 28,848,201.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.