Home / 6,173,165.16-8,516,137.23-3,998,407.50

Finding the Fourth Proportional to 6,173,165.16, 8,516,137.23 and 3,998,407.50

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Solution

The fourth proportional to 6,173,165.16, 8,516,137.23 and 3,998,407.50 is: 5,515,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173,165.16 : 8,516,137.23 = 3,998,407.50 : x
  2. Step 2: Convert to fraction form
    6,173,165.16/8,516,137.23 = 3,998,407.50/x
  3. Step 3: Cross multiply
    6,173,165.16x = 8,516,137.23 × 3,998,407.50
  4. Step 4: Simplify right side
    6,173,165.16x = 34,050,986,971,461.23
  5. Step 5: Solve for x
    x = 34,050,986,971,461.23/6,173,165.16
  6. Step 6: Final answer
    x = 5,515,968.89

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1.5x scale

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.