Home / 10,298,720.90-15,448,081.35-2,726,452.10

Finding the Fourth Proportional to 10,298,720.90, 15,448,081.35 and 2,726,452.10

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Solution

The fourth proportional to 10,298,720.90, 15,448,081.35 and 2,726,452.10 is: 4,089,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298,720.90 : 15,448,081.35 = 2,726,452.10 : x
  2. Step 2: Convert to fraction form
    10,298,720.90/15,448,081.35 = 2,726,452.10/x
  3. Step 3: Cross multiply
    10,298,720.90x = 15,448,081.35 × 2,726,452.10
  4. Step 4: Simplify right side
    10,298,720.90x = 42,118,453,837,678.34
  5. Step 5: Solve for x
    x = 42,118,453,837,678.34/10,298,720.90
  6. Step 6: Final answer
    x = 4,089,678.15

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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.