Home / 31,415,026.08-47,117,290.32-8,698,219.68

Finding the Fourth Proportional to 31,415,026.08, 47,117,290.32 and 8,698,219.68

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Solution

The fourth proportional to 31,415,026.08, 47,117,290.32 and 8,698,219.68 is: 13,045,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,415,026.08 : 47,117,290.32 = 8,698,219.68 : x
  2. Step 2: Convert to fraction form
    31,415,026.08/47,117,290.32 = 8,698,219.68/x
  3. Step 3: Cross multiply
    31,415,026.08x = 47,117,290.32 × 8,698,219.68
  4. Step 4: Simplify right side
    31,415,026.08x = 409,836,541,929,697.50
  5. Step 5: Solve for x
    x = 409,836,541,929,697.50/31,415,026.08
  6. Step 6: Final answer
    x = 13,045,876.23

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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.