Home / 38,387,363.08-57,581,043.54-12,828,371.80

Finding the Fourth Proportional to 38,387,363.08, 57,581,043.54 and 12,828,371.80

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Solution

The fourth proportional to 38,387,363.08, 57,581,043.54 and 12,828,371.80 is: 19,242,557.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,387,363.08 : 57,581,043.54 = 12,828,371.80 : x
  2. Step 2: Convert to fraction form
    38,387,363.08/57,581,043.54 = 12,828,371.80/x
  3. Step 3: Cross multiply
    38,387,363.08x = 57,581,043.54 × 12,828,371.80
  4. Step 4: Simplify right side
    38,387,363.08x = 738,671,035,163,108.25
  5. Step 5: Solve for x
    x = 738,671,035,163,108.25/38,387,363.08
  6. Step 6: Final answer
    x = 19,242,557.34

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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.