Home / 51,324,406.04-70,827,678.78-28,120,411.64

Finding the Fourth Proportional to 51,324,406.04, 70,827,678.78 and 28,120,411.64

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Solution

The fourth proportional to 51,324,406.04, 70,827,678.78 and 28,120,411.64 is: 38,806,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,324,406.04 : 70,827,678.78 = 28,120,411.64 : x
  2. Step 2: Convert to fraction form
    51,324,406.04/70,827,678.78 = 28,120,411.64/x
  3. Step 3: Cross multiply
    51,324,406.04x = 70,827,678.78 × 28,120,411.64
  4. Step 4: Simplify right side
    51,324,406.04x = 1,991,703,482,799,293
  5. Step 5: Solve for x
    x = 1,991,703,482,799,293/51,324,406.04
  6. Step 6: Final answer
    x = 38,806,167.21

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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.