Home / 7,875,588.30-11,813,382.45-7,397,291.40

Finding the Fourth Proportional to 7,875,588.30, 11,813,382.45 and 7,397,291.40

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Solution

The fourth proportional to 7,875,588.30, 11,813,382.45 and 7,397,291.40 is: 11,095,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,875,588.30 : 11,813,382.45 = 7,397,291.40 : x
  2. Step 2: Convert to fraction form
    7,875,588.30/11,813,382.45 = 7,397,291.40/x
  3. Step 3: Cross multiply
    7,875,588.30x = 11,813,382.45 × 7,397,291.40
  4. Step 4: Simplify right side
    7,875,588.30x = 87,387,032,402,295.92
  5. Step 5: Solve for x
    x = 87,387,032,402,295.92/7,875,588.30
  6. Step 6: Final answer
    x = 11,095,937.10

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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.