Home / 6,415,810.12-8,853,547.62-3,835,966.60

Finding the Fourth Proportional to 6,415,810.12, 8,853,547.62 and 3,835,966.60

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Solution

The fourth proportional to 6,415,810.12, 8,853,547.62 and 3,835,966.60 is: 5,293,472.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415,810.12 : 8,853,547.62 = 3,835,966.60 : x
  2. Step 2: Convert to fraction form
    6,415,810.12/8,853,547.62 = 3,835,966.60/x
  3. Step 3: Cross multiply
    6,415,810.12x = 8,853,547.62 × 3,835,966.60
  4. Step 4: Simplify right side
    6,415,810.12x = 33,961,912,961,829.49
  5. Step 5: Solve for x
    x = 33,961,912,961,829.49/6,415,810.12
  6. Step 6: Final answer
    x = 5,293,472.27

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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.