Home / 8,385,146.40-11,570,345.96-4,899,649.16

Finding the Fourth Proportional to 8,385,146.40, 11,570,345.96 and 4,899,649.16

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Solution

The fourth proportional to 8,385,146.40, 11,570,345.96 and 4,899,649.16 is: 6,760,840.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385,146.40 : 11,570,345.96 = 4,899,649.16 : x
  2. Step 2: Convert to fraction form
    8,385,146.40/11,570,345.96 = 4,899,649.16/x
  3. Step 3: Cross multiply
    8,385,146.40x = 11,570,345.96 × 4,899,649.16
  4. Step 4: Simplify right side
    8,385,146.40x = 56,690,635,863,823.40
  5. Step 5: Solve for x
    x = 56,690,635,863,823.40/8,385,146.40
  6. Step 6: Final answer
    x = 6,760,840.32

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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.