Home / 60,712,838.20-91,075,636.06-19,775,467.77

Finding the Fourth Proportional to 60,712,838.20, 91,075,636.06 and 19,775,467.77

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Solution

The fourth proportional to 60,712,838.20, 91,075,636.06 and 19,775,467.77 is: 29,665,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,712,838.20 : 91,075,636.06 = 19,775,467.77 : x
  2. Step 2: Convert to fraction form
    60,712,838.20/91,075,636.06 = 19,775,467.77/x
  3. Step 3: Cross multiply
    60,712,838.20x = 91,075,636.06 × 19,775,467.77
  4. Step 4: Simplify right side
    60,712,838.20x = 1,801,063,305,145,807.50
  5. Step 5: Solve for x
    x = 1,801,063,305,145,807.50/60,712,838.20
  6. Step 6: Final answer
    x = 29,665,279.35

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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.