Home / 19,397,130.40-29,090,446.80-5,750,250.40

Finding the Fourth Proportional to 19,397,130.40, 29,090,446.80 and 5,750,250.40

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Solution

The fourth proportional to 19,397,130.40, 29,090,446.80 and 5,750,250.40 is: 8,623,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397,130.40 : 29,090,446.80 = 5,750,250.40 : x
  2. Step 2: Convert to fraction form
    19,397,130.40/29,090,446.80 = 5,750,250.40/x
  3. Step 3: Cross multiply
    19,397,130.40x = 29,090,446.80 × 5,750,250.40
  4. Step 4: Simplify right side
    19,397,130.40x = 167,277,353,347,878.75
  5. Step 5: Solve for x
    x = 167,277,353,347,878.75/19,397,130.40
  6. Step 6: Final answer
    x = 8,623,819.60

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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.