Home / 51,559,054.48-71,150,075.82-28,354,181.36

Finding the Fourth Proportional to 51,559,054.48, 71,150,075.82 and 28,354,181.36

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Solution

The fourth proportional to 51,559,054.48, 71,150,075.82 and 28,354,181.36 is: 39,127,989.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,559,054.48 : 71,150,075.82 = 28,354,181.36 : x
  2. Step 2: Convert to fraction form
    51,559,054.48/71,150,075.82 = 28,354,181.36/x
  3. Step 3: Cross multiply
    51,559,054.48x = 71,150,075.82 × 28,354,181.36
  4. Step 4: Simplify right side
    51,559,054.48x = 2,017,402,153,755,905.75
  5. Step 5: Solve for x
    x = 2,017,402,153,755,905.75/51,559,054.48
  6. Step 6: Final answer
    x = 39,127,989.72

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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.