Home / 31,101,095.70-46,651,643.55-19,791,681.30

Finding the Fourth Proportional to 31,101,095.70, 46,651,643.55 and 19,791,681.30

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Solution

The fourth proportional to 31,101,095.70, 46,651,643.55 and 19,791,681.30 is: 29,687,521.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,101,095.70 : 46,651,643.55 = 19,791,681.30 : x
  2. Step 2: Convert to fraction form
    31,101,095.70/46,651,643.55 = 19,791,681.30/x
  3. Step 3: Cross multiply
    31,101,095.70x = 46,651,643.55 × 19,791,681.30
  4. Step 4: Simplify right side
    31,101,095.70x = 923,314,461,262,800.62
  5. Step 5: Solve for x
    x = 923,314,461,262,800.62/31,101,095.70
  6. Step 6: Final answer
    x = 29,687,521.95

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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.