Home / 6,287,282.37-8,671,374.81-4,221,675.45

Finding the Fourth Proportional to 6,287,282.37, 8,671,374.81 and 4,221,675.45

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Solution

The fourth proportional to 6,287,282.37, 8,671,374.81 and 4,221,675.45 is: 5,822,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,282.37 : 8,671,374.81 = 4,221,675.45 : x
  2. Step 2: Convert to fraction form
    6,287,282.37/8,671,374.81 = 4,221,675.45/x
  3. Step 3: Cross multiply
    6,287,282.37x = 8,671,374.81 × 4,221,675.45
  4. Step 4: Simplify right side
    6,287,282.37x = 36,607,730,153,125.42
  5. Step 5: Solve for x
    x = 36,607,730,153,125.42/6,287,282.37
  6. Step 6: Final answer
    x = 5,822,504.54

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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.