Home / 81,351,586.35-112,272,112.85-46,075,666.75

Finding the Fourth Proportional to 81,351,586.35, 112,272,112.85 and 46,075,666.75

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Solution

The fourth proportional to 81,351,586.35, 112,272,112.85 and 46,075,666.75 is: 63,588,341.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,351,586.35 : 112,272,112.85 = 46,075,666.75 : x
  2. Step 2: Convert to fraction form
    81,351,586.35/112,272,112.85 = 46,075,666.75/x
  3. Step 3: Cross multiply
    81,351,586.35x = 112,272,112.85 × 46,075,666.75
  4. Step 4: Simplify right side
    81,351,586.35x = 5,173,012,456,483,934
  5. Step 5: Solve for x
    x = 5,173,012,456,483,934/81,351,586.35
  6. Step 6: Final answer
    x = 63,588,341.53

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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.