Home / 15,142,993.60-22,714,490.40-7,053,280.60

Finding the Fourth Proportional to 15,142,993.60, 22,714,490.40 and 7,053,280.60

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Solution

The fourth proportional to 15,142,993.60, 22,714,490.40 and 7,053,280.60 is: 10,579,920.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,142,993.60 : 22,714,490.40 = 7,053,280.60 : x
  2. Step 2: Convert to fraction form
    15,142,993.60/22,714,490.40 = 7,053,280.60/x
  3. Step 3: Cross multiply
    15,142,993.60x = 22,714,490.40 × 7,053,280.60
  4. Step 4: Simplify right side
    15,142,993.60x = 160,211,674,477,206.22
  5. Step 5: Solve for x
    x = 160,211,674,477,206.22/15,142,993.60
  6. Step 6: Final answer
    x = 10,579,920.90

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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.