Home / 8,770,813.60-13,156,220.40-4,291,837.60

Finding the Fourth Proportional to 8,770,813.60, 13,156,220.40 and 4,291,837.60

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Solution

The fourth proportional to 8,770,813.60, 13,156,220.40 and 4,291,837.60 is: 6,437,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770,813.60 : 13,156,220.40 = 4,291,837.60 : x
  2. Step 2: Convert to fraction form
    8,770,813.60/13,156,220.40 = 4,291,837.60/x
  3. Step 3: Cross multiply
    8,770,813.60x = 13,156,220.40 × 4,291,837.60
  4. Step 4: Simplify right side
    8,770,813.60x = 56,464,361,386,607.04
  5. Step 5: Solve for x
    x = 56,464,361,386,607.04/8,770,813.60
  6. Step 6: Final answer
    x = 6,437,756.40

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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.