Home / 9,521,366.13-13,148,452.98-6,628,666.79

Finding the Fourth Proportional to 9,521,366.13, 13,148,452.98 and 6,628,666.79

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Solution

The fourth proportional to 9,521,366.13, 13,148,452.98 and 6,628,666.79 is: 9,153,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521,366.13 : 13,148,452.98 = 6,628,666.79 : x
  2. Step 2: Convert to fraction form
    9,521,366.13/13,148,452.98 = 6,628,666.79/x
  3. Step 3: Cross multiply
    9,521,366.13x = 13,148,452.98 × 6,628,666.79
  4. Step 4: Simplify right side
    9,521,366.13x = 87,156,713,641,273.67
  5. Step 5: Solve for x
    x = 87,156,713,641,273.67/9,521,366.13
  6. Step 6: Final answer
    x = 9,153,803.40

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.