Home / 10,531,557.40-15,797,336.10-8,736,467.80

Finding the Fourth Proportional to 10,531,557.40, 15,797,336.10 and 8,736,467.80

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Solution

The fourth proportional to 10,531,557.40, 15,797,336.10 and 8,736,467.80 is: 13,104,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,557.40 : 15,797,336.10 = 8,736,467.80 : x
  2. Step 2: Convert to fraction form
    10,531,557.40/15,797,336.10 = 8,736,467.80/x
  3. Step 3: Cross multiply
    10,531,557.40x = 15,797,336.10 × 8,736,467.80
  4. Step 4: Simplify right side
    10,531,557.40x = 138,012,918,163,427.59
  5. Step 5: Solve for x
    x = 138,012,918,163,427.59/10,531,557.40
  6. Step 6: Final answer
    x = 13,104,701.70

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Double scale
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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.