Home / 8,352,021.60-12,528,032.40-4,768,840.80

Finding the Fourth Proportional to 8,352,021.60, 12,528,032.40 and 4,768,840.80

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Solution

The fourth proportional to 8,352,021.60, 12,528,032.40 and 4,768,840.80 is: 7,153,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352,021.60 : 12,528,032.40 = 4,768,840.80 : x
  2. Step 2: Convert to fraction form
    8,352,021.60/12,528,032.40 = 4,768,840.80/x
  3. Step 3: Cross multiply
    8,352,021.60x = 12,528,032.40 × 4,768,840.80
  4. Step 4: Simplify right side
    8,352,021.60x = 59,744,192,052,841.92
  5. Step 5: Solve for x
    x = 59,744,192,052,841.92/8,352,021.60
  6. Step 6: Final answer
    x = 7,153,261.20

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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.