Home / 7,729,070.80-11,593,606.20-4,879,944.40

Finding the Fourth Proportional to 7,729,070.80, 11,593,606.20 and 4,879,944.40

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Solution

The fourth proportional to 7,729,070.80, 11,593,606.20 and 4,879,944.40 is: 7,319,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,070.80 : 11,593,606.20 = 4,879,944.40 : x
  2. Step 2: Convert to fraction form
    7,729,070.80/11,593,606.20 = 4,879,944.40/x
  3. Step 3: Cross multiply
    7,729,070.80x = 11,593,606.20 × 4,879,944.40
  4. Step 4: Simplify right side
    7,729,070.80x = 56,576,153,651,495.28
  5. Step 5: Solve for x
    x = 56,576,153,651,495.28/7,729,070.80
  6. Step 6: Final answer
    x = 7,319,916.60

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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.