Home / 75,437,985.60-104,113,051.20-41,950,805.76

Finding the Fourth Proportional to 75,437,985.60, 104,113,051.20 and 41,950,805.76

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Solution

The fourth proportional to 75,437,985.60, 104,113,051.20 and 41,950,805.76 is: 57,896,911.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,437,985.60 : 104,113,051.20 = 41,950,805.76 : x
  2. Step 2: Convert to fraction form
    75,437,985.60/104,113,051.20 = 41,950,805.76/x
  3. Step 3: Cross multiply
    75,437,985.60x = 104,113,051.20 × 41,950,805.76
  4. Step 4: Simplify right side
    75,437,985.60x = 4,367,626,387,972,135
  5. Step 5: Solve for x
    x = 4,367,626,387,972,135/75,437,985.60
  6. Step 6: Final answer
    x = 57,896,911.66

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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.