Home / 8,698,924.80-13,048,387.20-6,459,436.80

Finding the Fourth Proportional to 8,698,924.80, 13,048,387.20 and 6,459,436.80

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Solution

The fourth proportional to 8,698,924.80, 13,048,387.20 and 6,459,436.80 is: 9,689,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698,924.80 : 13,048,387.20 = 6,459,436.80 : x
  2. Step 2: Convert to fraction form
    8,698,924.80/13,048,387.20 = 6,459,436.80/x
  3. Step 3: Cross multiply
    8,698,924.80x = 13,048,387.20 × 6,459,436.80
  4. Step 4: Simplify right side
    8,698,924.80x = 84,285,232,460,328.95
  5. Step 5: Solve for x
    x = 84,285,232,460,328.95/8,698,924.80
  6. Step 6: Final answer
    x = 9,689,155.20

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Similar ratio
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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.