Home / 8,316,059.86-12,456,689.74-6,688,028.30

Finding the Fourth Proportional to 8,316,059.86, 12,456,689.74 and 6,688,028.30

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Solution

The fourth proportional to 8,316,059.86, 12,456,689.74 and 6,688,028.30 is: 10,018,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,059.86 : 12,456,689.74 = 6,688,028.30 : x
  2. Step 2: Convert to fraction form
    8,316,059.86/12,456,689.74 = 6,688,028.30/x
  3. Step 3: Cross multiply
    8,316,059.86x = 12,456,689.74 × 6,688,028.30
  4. Step 4: Simplify right side
    8,316,059.86x = 83,310,693,505,439.64
  5. Step 5: Solve for x
    x = 83,310,693,505,439.64/8,316,059.86
  6. Step 6: Final answer
    x = 10,018,048.80

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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.