Home / 6,688,003.20-10,032,004.80-4,984,886.40

Finding the Fourth Proportional to 6,688,003.20, 10,032,004.80 and 4,984,886.40

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Solution

The fourth proportional to 6,688,003.20, 10,032,004.80 and 4,984,886.40 is: 7,477,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,003.20 : 10,032,004.80 = 4,984,886.40 : x
  2. Step 2: Convert to fraction form
    6,688,003.20/10,032,004.80 = 4,984,886.40/x
  3. Step 3: Cross multiply
    6,688,003.20x = 10,032,004.80 × 4,984,886.40
  4. Step 4: Simplify right side
    6,688,003.20x = 50,008,404,292,254.73
  5. Step 5: Solve for x
    x = 50,008,404,292,254.73/6,688,003.20
  6. Step 6: Final answer
    x = 7,477,329.60

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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.