Home / 13,105,479.60-19,658,219.40-9,279,104.40

Finding the Fourth Proportional to 13,105,479.60, 19,658,219.40 and 9,279,104.40

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Solution

The fourth proportional to 13,105,479.60, 19,658,219.40 and 9,279,104.40 is: 13,918,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105,479.60 : 19,658,219.40 = 9,279,104.40 : x
  2. Step 2: Convert to fraction form
    13,105,479.60/19,658,219.40 = 9,279,104.40/x
  3. Step 3: Cross multiply
    13,105,479.60x = 19,658,219.40 × 9,279,104.40
  4. Step 4: Simplify right side
    13,105,479.60x = 182,410,670,130,705.34
  5. Step 5: Solve for x
    x = 182,410,670,130,705.34/13,105,479.60
  6. Step 6: Final answer
    x = 13,918,656.60

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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.