Home / 21,994,934.40-32,992,401.60-19,160,582.40

Finding the Fourth Proportional to 21,994,934.40, 32,992,401.60 and 19,160,582.40

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Solution

The fourth proportional to 21,994,934.40, 32,992,401.60 and 19,160,582.40 is: 28,740,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,994,934.40 : 32,992,401.60 = 19,160,582.40 : x
  2. Step 2: Convert to fraction form
    21,994,934.40/32,992,401.60 = 19,160,582.40/x
  3. Step 3: Cross multiply
    21,994,934.40x = 32,992,401.60 × 19,160,582.40
  4. Step 4: Simplify right side
    21,994,934.40x = 632,153,629,430,691.88
  5. Step 5: Solve for x
    x = 632,153,629,430,691.88/21,994,934.40
  6. Step 6: Final answer
    x = 28,740,873.60

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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.