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Finding the Fourth Proportional to 5,931,503.64, 8,891,146.44 and 2,335,813.20

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Solution

The fourth proportional to 5,931,503.64, 8,891,146.44 and 2,335,813.20 is: 3,501,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931,503.64 : 8,891,146.44 = 2,335,813.20 : x
  2. Step 2: Convert to fraction form
    5,931,503.64/8,891,146.44 = 2,335,813.20/x
  3. Step 3: Cross multiply
    5,931,503.64x = 8,891,146.44 × 2,335,813.20
  4. Step 4: Simplify right side
    5,931,503.64x = 20,768,057,217,685.01
  5. Step 5: Solve for x
    x = 20,768,057,217,685.01/5,931,503.64
  6. Step 6: Final answer
    x = 3,501,314.08

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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.