Home / 15,453,619.20-23,180,428.80-11,472,307.20

Finding the Fourth Proportional to 15,453,619.20, 23,180,428.80 and 11,472,307.20

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Solution

The fourth proportional to 15,453,619.20, 23,180,428.80 and 11,472,307.20 is: 17,208,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,453,619.20 : 23,180,428.80 = 11,472,307.20 : x
  2. Step 2: Convert to fraction form
    15,453,619.20/23,180,428.80 = 11,472,307.20/x
  3. Step 3: Cross multiply
    15,453,619.20x = 23,180,428.80 × 11,472,307.20
  4. Step 4: Simplify right side
    15,453,619.20x = 265,933,000,221,327.34
  5. Step 5: Solve for x
    x = 265,933,000,221,327.34/15,453,619.20
  6. Step 6: Final answer
    x = 17,208,460.80

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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.