Home / 29,035,590.86-40,069,114.83-15,804,818.21

Finding the Fourth Proportional to 29,035,590.86, 40,069,114.83 and 15,804,818.21

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Solution

The fourth proportional to 29,035,590.86, 40,069,114.83 and 15,804,818.21 is: 21,810,648.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,035,590.86 : 40,069,114.83 = 15,804,818.21 : x
  2. Step 2: Convert to fraction form
    29,035,590.86/40,069,114.83 = 15,804,818.21/x
  3. Step 3: Cross multiply
    29,035,590.86x = 40,069,114.83 × 15,804,818.21
  4. Step 4: Simplify right side
    29,035,590.86x = 633,285,075,523,419.50
  5. Step 5: Solve for x
    x = 633,285,075,523,419.50/29,035,590.86
  6. Step 6: Final answer
    x = 21,810,648.82

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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.