Home / 8,045,365.30-12,068,047.95-4,644,142.90

Finding the Fourth Proportional to 8,045,365.30, 12,068,047.95 and 4,644,142.90

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Solution

The fourth proportional to 8,045,365.30, 12,068,047.95 and 4,644,142.90 is: 6,966,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,365.30 : 12,068,047.95 = 4,644,142.90 : x
  2. Step 2: Convert to fraction form
    8,045,365.30/12,068,047.95 = 4,644,142.90/x
  3. Step 3: Cross multiply
    8,045,365.30x = 12,068,047.95 × 4,644,142.90
  4. Step 4: Simplify right side
    8,045,365.30x = 56,045,739,203,852.05
  5. Step 5: Solve for x
    x = 56,045,739,203,852.05/8,045,365.30
  6. Step 6: Final answer
    x = 6,966,214.35

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Similar ratio
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1.5x scale

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.