Home / 8,303,715.60-12,455,573.40-4,477,340.40

Finding the Fourth Proportional to 8,303,715.60, 12,455,573.40 and 4,477,340.40

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Solution

The fourth proportional to 8,303,715.60, 12,455,573.40 and 4,477,340.40 is: 6,716,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,715.60 : 12,455,573.40 = 4,477,340.40 : x
  2. Step 2: Convert to fraction form
    8,303,715.60/12,455,573.40 = 4,477,340.40/x
  3. Step 3: Cross multiply
    8,303,715.60x = 12,455,573.40 × 4,477,340.40
  4. Step 4: Simplify right side
    8,303,715.60x = 55,767,841,988,985.37
  5. Step 5: Solve for x
    x = 55,767,841,988,985.37/8,303,715.60
  6. Step 6: Final answer
    x = 6,716,010.60

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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.