Home / 31,104,209.40-46,656,314.10-19,710,814.20

Finding the Fourth Proportional to 31,104,209.40, 46,656,314.10 and 19,710,814.20

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Solution

The fourth proportional to 31,104,209.40, 46,656,314.10 and 19,710,814.20 is: 29,566,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,209.40 : 46,656,314.10 = 19,710,814.20 : x
  2. Step 2: Convert to fraction form
    31,104,209.40/46,656,314.10 = 19,710,814.20/x
  3. Step 3: Cross multiply
    31,104,209.40x = 46,656,314.10 × 19,710,814.20
  4. Step 4: Simplify right side
    31,104,209.40x = 919,633,938,481,940.25
  5. Step 5: Solve for x
    x = 919,633,938,481,940.25/31,104,209.40
  6. Step 6: Final answer
    x = 29,566,221.30

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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.