Home / 21,554,497.40-32,331,746.10-8,768,420.60

Finding the Fourth Proportional to 21,554,497.40, 32,331,746.10 and 8,768,420.60

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Solution

The fourth proportional to 21,554,497.40, 32,331,746.10 and 8,768,420.60 is: 13,152,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554,497.40 : 32,331,746.10 = 8,768,420.60 : x
  2. Step 2: Convert to fraction form
    21,554,497.40/32,331,746.10 = 8,768,420.60/x
  3. Step 3: Cross multiply
    21,554,497.40x = 32,331,746.10 × 8,768,420.60
  4. Step 4: Simplify right side
    21,554,497.40x = 283,498,348,537,209.69
  5. Step 5: Solve for x
    x = 283,498,348,537,209.69/21,554,497.40
  6. Step 6: Final answer
    x = 13,152,630.90

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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.