Home / 9,793,809.20-14,690,713.80-7,085,428.40

Finding the Fourth Proportional to 9,793,809.20, 14,690,713.80 and 7,085,428.40

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Solution

The fourth proportional to 9,793,809.20, 14,690,713.80 and 7,085,428.40 is: 10,628,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793,809.20 : 14,690,713.80 = 7,085,428.40 : x
  2. Step 2: Convert to fraction form
    9,793,809.20/14,690,713.80 = 7,085,428.40/x
  3. Step 3: Cross multiply
    9,793,809.20x = 14,690,713.80 × 7,085,428.40
  4. Step 4: Simplify right side
    9,793,809.20x = 104,090,000,774,791.94
  5. Step 5: Solve for x
    x = 104,090,000,774,791.94/9,793,809.20
  6. Step 6: Final answer
    x = 10,628,142.60

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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.