Home / 12,725,371.04-19,088,056.56-4,638,953.12

Finding the Fourth Proportional to 12,725,371.04, 19,088,056.56 and 4,638,953.12

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Solution

The fourth proportional to 12,725,371.04, 19,088,056.56 and 4,638,953.12 is: 6,958,429.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725,371.04 : 19,088,056.56 = 4,638,953.12 : x
  2. Step 2: Convert to fraction form
    12,725,371.04/19,088,056.56 = 4,638,953.12/x
  3. Step 3: Cross multiply
    12,725,371.04x = 19,088,056.56 × 4,638,953.12
  4. Step 4: Simplify right side
    12,725,371.04x = 88,548,599,533,748.47
  5. Step 5: Solve for x
    x = 88,548,599,533,748.47/12,725,371.04
  6. Step 6: Final answer
    x = 6,958,429.68

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Similar ratio
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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.