Home / 7,725,557.40-11,588,336.10-4,851,547.80

Finding the Fourth Proportional to 7,725,557.40, 11,588,336.10 and 4,851,547.80

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Solution

The fourth proportional to 7,725,557.40, 11,588,336.10 and 4,851,547.80 is: 7,277,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725,557.40 : 11,588,336.10 = 4,851,547.80 : x
  2. Step 2: Convert to fraction form
    7,725,557.40/11,588,336.10 = 4,851,547.80/x
  3. Step 3: Cross multiply
    7,725,557.40x = 11,588,336.10 × 4,851,547.80
  4. Step 4: Simplify right side
    7,725,557.40x = 56,221,366,511,615.58
  5. Step 5: Solve for x
    x = 56,221,366,511,615.58/7,725,557.40
  6. Step 6: Final answer
    x = 7,277,321.70

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Double scale
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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.