Home / 10,367,999.70-15,551,999.55-4,688,409.30

Finding the Fourth Proportional to 10,367,999.70, 15,551,999.55 and 4,688,409.30

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Solution

The fourth proportional to 10,367,999.70, 15,551,999.55 and 4,688,409.30 is: 7,032,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,999.70 : 15,551,999.55 = 4,688,409.30 : x
  2. Step 2: Convert to fraction form
    10,367,999.70/15,551,999.55 = 4,688,409.30/x
  3. Step 3: Cross multiply
    10,367,999.70x = 15,551,999.55 × 4,688,409.30
  4. Step 4: Simplify right side
    10,367,999.70x = 72,914,139,323,815.81
  5. Step 5: Solve for x
    x = 72,914,139,323,815.81/10,367,999.70
  6. Step 6: Final answer
    x = 7,032,613.95

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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.