Home / 51,509,969.95-77,264,954.93-15,603,512.35

Finding the Fourth Proportional to 51,509,969.95, 77,264,954.93 and 15,603,512.35

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Solution

The fourth proportional to 51,509,969.95, 77,264,954.93 and 15,603,512.35 is: 23,405,268.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509,969.95 : 77,264,954.93 = 15,603,512.35 : x
  2. Step 2: Convert to fraction form
    51,509,969.95/77,264,954.93 = 15,603,512.35/x
  3. Step 3: Cross multiply
    51,509,969.95x = 77,264,954.93 × 15,603,512.35
  4. Step 4: Simplify right side
    51,509,969.95x = 1,205,604,678,472,448.50
  5. Step 5: Solve for x
    x = 1,205,604,678,472,448.50/51,509,969.95
  6. Step 6: Final answer
    x = 23,405,268.53

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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.