Home / 22,006,129.60-32,946,208.80-19,486,705.60

Finding the Fourth Proportional to 22,006,129.60, 32,946,208.80 and 19,486,705.60

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Solution

The fourth proportional to 22,006,129.60, 32,946,208.80 and 19,486,705.60 is: 29,174,283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,006,129.60 : 32,946,208.80 = 19,486,705.60 : x
  2. Step 2: Convert to fraction form
    22,006,129.60/32,946,208.80 = 19,486,705.60/x
  3. Step 3: Cross multiply
    22,006,129.60x = 32,946,208.80 × 19,486,705.60
  4. Step 4: Simplify right side
    22,006,129.60x = 642,013,071,521,729.38
  5. Step 5: Solve for x
    x = 642,013,071,521,729.38/22,006,129.60
  6. Step 6: Final answer
    x = 29,174,283.86

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1.5x scale

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.