Home / 68,638,000.77-103,328,075.93-62,529,242.31

Finding the Fourth Proportional to 68,638,000.77, 103,328,075.93 and 62,529,242.31

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Solution

The fourth proportional to 68,638,000.77, 103,328,075.93 and 62,529,242.31 is: 94,131,912.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,638,000.77 : 103,328,075.93 = 62,529,242.31 : x
  2. Step 2: Convert to fraction form
    68,638,000.77/103,328,075.93 = 62,529,242.31/x
  3. Step 3: Cross multiply
    68,638,000.77x = 103,328,075.93 × 62,529,242.31
  4. Step 4: Simplify right side
    68,638,000.77x = 6,461,026,296,940,402
  5. Step 5: Solve for x
    x = 6,461,026,296,940,402/68,638,000.77
  6. Step 6: Final answer
    x = 94,131,912.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.