Home / 31,310,184.40-46,965,276.60-28,286,875.60

Finding the Fourth Proportional to 31,310,184.40, 46,965,276.60 and 28,286,875.60

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Solution

The fourth proportional to 31,310,184.40, 46,965,276.60 and 28,286,875.60 is: 42,430,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,310,184.40 : 46,965,276.60 = 28,286,875.60 : x
  2. Step 2: Convert to fraction form
    31,310,184.40/46,965,276.60 = 28,286,875.60/x
  3. Step 3: Cross multiply
    31,310,184.40x = 46,965,276.60 × 28,286,875.60
  4. Step 4: Simplify right side
    31,310,184.40x = 1,328,500,936,703,791
  5. Step 5: Solve for x
    x = 1,328,500,936,703,791/31,310,184.40
  6. Step 6: Final answer
    x = 42,430,313.40

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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.