Home / 8,728,807.16-12,045,279.48-4,807,800.20

Finding the Fourth Proportional to 8,728,807.16, 12,045,279.48 and 4,807,800.20

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Solution

The fourth proportional to 8,728,807.16, 12,045,279.48 and 4,807,800.20 is: 6,634,502.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,807.16 : 12,045,279.48 = 4,807,800.20 : x
  2. Step 2: Convert to fraction form
    8,728,807.16/12,045,279.48 = 4,807,800.20/x
  3. Step 3: Cross multiply
    8,728,807.16x = 12,045,279.48 × 4,807,800.20
  4. Step 4: Simplify right side
    8,728,807.16x = 57,911,297,092,999.90
  5. Step 5: Solve for x
    x = 57,911,297,092,999.90/8,728,807.16
  6. Step 6: Final answer
    x = 6,634,502.98

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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.