Home / 31,828,841.66-47,648,101.28-19,493,966.36

Finding the Fourth Proportional to 31,828,841.66, 47,648,101.28 and 19,493,966.36

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Solution

The fourth proportional to 31,828,841.66, 47,648,101.28 and 19,493,966.36 is: 29,182,666.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828,841.66 : 47,648,101.28 = 19,493,966.36 : x
  2. Step 2: Convert to fraction form
    31,828,841.66/47,648,101.28 = 19,493,966.36/x
  3. Step 3: Cross multiply
    31,828,841.66x = 47,648,101.28 × 19,493,966.36
  4. Step 4: Simplify right side
    31,828,841.66x = 928,850,483,470,192.88
  5. Step 5: Solve for x
    x = 928,850,483,470,192.88/31,828,841.66
  6. Step 6: Final answer
    x = 29,182,666.88

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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.