Home / 19,948,601.40-29,922,902.10-11,421,925.80

Finding the Fourth Proportional to 19,948,601.40, 29,922,902.10 and 11,421,925.80

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Solution

The fourth proportional to 19,948,601.40, 29,922,902.10 and 11,421,925.80 is: 17,132,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948,601.40 : 29,922,902.10 = 11,421,925.80 : x
  2. Step 2: Convert to fraction form
    19,948,601.40/29,922,902.10 = 11,421,925.80/x
  3. Step 3: Cross multiply
    19,948,601.40x = 29,922,902.10 × 11,421,925.80
  4. Step 4: Simplify right side
    19,948,601.40x = 341,777,167,506,864.25
  5. Step 5: Solve for x
    x = 341,777,167,506,864.25/19,948,601.40
  6. Step 6: Final answer
    x = 17,132,888.70

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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.