Home / 51,521,463.20-77,282,194.80-31,366,071.20

Finding the Fourth Proportional to 51,521,463.20, 77,282,194.80 and 31,366,071.20

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Solution

The fourth proportional to 51,521,463.20, 77,282,194.80 and 31,366,071.20 is: 47,049,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,521,463.20 : 77,282,194.80 = 31,366,071.20 : x
  2. Step 2: Convert to fraction form
    51,521,463.20/77,282,194.80 = 31,366,071.20/x
  3. Step 3: Cross multiply
    51,521,463.20x = 77,282,194.80 × 31,366,071.20
  4. Step 4: Simplify right side
    51,521,463.20x = 2,424,038,824,589,069.50
  5. Step 5: Solve for x
    x = 2,424,038,824,589,069.50/51,521,463.20
  6. Step 6: Final answer
    x = 47,049,106.80

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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.