Home / 6,688,591.80-10,032,887.70-6,240,694.20

Finding the Fourth Proportional to 6,688,591.80, 10,032,887.70 and 6,240,694.20

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Solution

The fourth proportional to 6,688,591.80, 10,032,887.70 and 6,240,694.20 is: 9,361,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,591.80 : 10,032,887.70 = 6,240,694.20 : x
  2. Step 2: Convert to fraction form
    6,688,591.80/10,032,887.70 = 6,240,694.20/x
  3. Step 3: Cross multiply
    6,688,591.80x = 10,032,887.70 × 6,240,694.20
  4. Step 4: Simplify right side
    6,688,591.80x = 62,612,184,078,641.34
  5. Step 5: Solve for x
    x = 62,612,184,078,641.34/6,688,591.80
  6. Step 6: Final answer
    x = 9,361,041.30

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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.