Home / 19,948,069.40-29,922,104.10-7,169,865.80

Finding the Fourth Proportional to 19,948,069.40, 29,922,104.10 and 7,169,865.80

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Solution

The fourth proportional to 19,948,069.40, 29,922,104.10 and 7,169,865.80 is: 10,754,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948,069.40 : 29,922,104.10 = 7,169,865.80 : x
  2. Step 2: Convert to fraction form
    19,948,069.40/29,922,104.10 = 7,169,865.80/x
  3. Step 3: Cross multiply
    19,948,069.40x = 29,922,104.10 × 7,169,865.80
  4. Step 4: Simplify right side
    19,948,069.40x = 214,537,470,850,629.78
  5. Step 5: Solve for x
    x = 214,537,470,850,629.78/19,948,069.40
  6. Step 6: Final answer
    x = 10,754,798.70

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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.