Home / 8,748,020.40-13,122,030.60-8,110,291.20

Finding the Fourth Proportional to 8,748,020.40, 13,122,030.60 and 8,110,291.20

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Solution

The fourth proportional to 8,748,020.40, 13,122,030.60 and 8,110,291.20 is: 12,165,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,020.40 : 13,122,030.60 = 8,110,291.20 : x
  2. Step 2: Convert to fraction form
    8,748,020.40/13,122,030.60 = 8,110,291.20/x
  3. Step 3: Cross multiply
    8,748,020.40x = 13,122,030.60 × 8,110,291.20
  4. Step 4: Simplify right side
    8,748,020.40x = 106,423,489,301,310.72
  5. Step 5: Solve for x
    x = 106,423,489,301,310.72/8,748,020.40
  6. Step 6: Final answer
    x = 12,165,436.80

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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.