Home / 15,759,722.60-23,621,213.10-7,240,920.20

Finding the Fourth Proportional to 15,759,722.60, 23,621,213.10 and 7,240,920.20

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Solution

The fourth proportional to 15,759,722.60, 23,621,213.10 and 7,240,920.20 is: 10,852,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759,722.60 : 23,621,213.10 = 7,240,920.20 : x
  2. Step 2: Convert to fraction form
    15,759,722.60/23,621,213.10 = 7,240,920.20/x
  3. Step 3: Cross multiply
    15,759,722.60x = 23,621,213.10 × 7,240,920.20
  4. Step 4: Simplify right side
    15,759,722.60x = 171,039,319,084,294.62
  5. Step 5: Solve for x
    x = 171,039,319,084,294.62/15,759,722.60
  6. Step 6: Final answer
    x = 10,852,939.70

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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.