Home / 13,480,226.70-20,220,340.05-10,291,580.70

Finding the Fourth Proportional to 13,480,226.70, 20,220,340.05 and 10,291,580.70

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Solution

The fourth proportional to 13,480,226.70, 20,220,340.05 and 10,291,580.70 is: 15,437,371.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,226.70 : 20,220,340.05 = 10,291,580.70 : x
  2. Step 2: Convert to fraction form
    13,480,226.70/20,220,340.05 = 10,291,580.70/x
  3. Step 3: Cross multiply
    13,480,226.70x = 20,220,340.05 × 10,291,580.70
  4. Step 4: Simplify right side
    13,480,226.70x = 208,099,261,406,017.03
  5. Step 5: Solve for x
    x = 208,099,261,406,017.03/13,480,226.70
  6. Step 6: Final answer
    x = 15,437,371.05

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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.