Home / 8,606,316.84-11,876,978.54-4,738,976.40

Finding the Fourth Proportional to 8,606,316.84, 11,876,978.54 and 4,738,976.40

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Solution

The fourth proportional to 8,606,316.84, 11,876,978.54 and 4,738,976.40 is: 6,539,931.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606,316.84 : 11,876,978.54 = 4,738,976.40 : x
  2. Step 2: Convert to fraction form
    8,606,316.84/11,876,978.54 = 4,738,976.40/x
  3. Step 3: Cross multiply
    8,606,316.84x = 11,876,978.54 × 4,738,976.40
  4. Step 4: Simplify right side
    8,606,316.84x = 56,284,720,980,671.58
  5. Step 5: Solve for x
    x = 56,284,720,980,671.58/8,606,316.84
  6. Step 6: Final answer
    x = 6,539,931.31

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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.