Home / 30,241,421.20-45,362,131.80-17,486,837.20

Finding the Fourth Proportional to 30,241,421.20, 45,362,131.80 and 17,486,837.20

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Solution

The fourth proportional to 30,241,421.20, 45,362,131.80 and 17,486,837.20 is: 26,230,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,421.20 : 45,362,131.80 = 17,486,837.20 : x
  2. Step 2: Convert to fraction form
    30,241,421.20/45,362,131.80 = 17,486,837.20/x
  3. Step 3: Cross multiply
    30,241,421.20x = 45,362,131.80 × 17,486,837.20
  4. Step 4: Simplify right side
    30,241,421.20x = 793,240,213,831,542.88
  5. Step 5: Solve for x
    x = 793,240,213,831,542.88/30,241,421.20
  6. Step 6: Final answer
    x = 26,230,255.80

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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.