Home / 7,473,122.70-11,209,684.05-7,402,263.90

Finding the Fourth Proportional to 7,473,122.70, 11,209,684.05 and 7,402,263.90

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Solution

The fourth proportional to 7,473,122.70, 11,209,684.05 and 7,402,263.90 is: 11,103,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473,122.70 : 11,209,684.05 = 7,402,263.90 : x
  2. Step 2: Convert to fraction form
    7,473,122.70/11,209,684.05 = 7,402,263.90/x
  3. Step 3: Cross multiply
    7,473,122.70x = 11,209,684.05 × 7,402,263.90
  4. Step 4: Simplify right side
    7,473,122.70x = 82,977,039,573,720.81
  5. Step 5: Solve for x
    x = 82,977,039,573,720.81/7,473,122.70
  6. Step 6: Final answer
    x = 11,103,395.85

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Double scale
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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.