Home / 56,261,640.70-84,392,461.05-53,994,159.10

Finding the Fourth Proportional to 56,261,640.70, 84,392,461.05 and 53,994,159.10

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Solution

The fourth proportional to 56,261,640.70, 84,392,461.05 and 53,994,159.10 is: 80,991,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,261,640.70 : 84,392,461.05 = 53,994,159.10 : x
  2. Step 2: Convert to fraction form
    56,261,640.70/84,392,461.05 = 53,994,159.10/x
  3. Step 3: Cross multiply
    56,261,640.70x = 84,392,461.05 × 53,994,159.10
  4. Step 4: Simplify right side
    56,261,640.70x = 4,556,699,968,774,253
  5. Step 5: Solve for x
    x = 4,556,699,968,774,253/56,261,640.70
  6. Step 6: Final answer
    x = 80,991,238.65

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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.