Home / 9,689,393.80-14,534,090.70-6,819,612.40

Finding the Fourth Proportional to 9,689,393.80, 14,534,090.70 and 6,819,612.40

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Solution

The fourth proportional to 9,689,393.80, 14,534,090.70 and 6,819,612.40 is: 10,229,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,393.80 : 14,534,090.70 = 6,819,612.40 : x
  2. Step 2: Convert to fraction form
    9,689,393.80/14,534,090.70 = 6,819,612.40/x
  3. Step 3: Cross multiply
    9,689,393.80x = 14,534,090.70 × 6,819,612.40
  4. Step 4: Simplify right side
    9,689,393.80x = 99,116,865,160,444.69
  5. Step 5: Solve for x
    x = 99,116,865,160,444.69/9,689,393.80
  6. Step 6: Final answer
    x = 10,229,418.60

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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.