Home / 15,565,969.60-23,285,968.80-13,676,401.60

Finding the Fourth Proportional to 15,565,969.60, 23,285,968.80 and 13,676,401.60

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Solution

The fourth proportional to 15,565,969.60, 23,285,968.80 and 13,676,401.60 is: 20,459,262.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565,969.60 : 23,285,968.80 = 13,676,401.60 : x
  2. Step 2: Convert to fraction form
    15,565,969.60/23,285,968.80 = 13,676,401.60/x
  3. Step 3: Cross multiply
    15,565,969.60x = 23,285,968.80 × 13,676,401.60
  4. Step 4: Simplify right side
    15,565,969.60x = 318,468,260,953,870.06
  5. Step 5: Solve for x
    x = 318,468,260,953,870.06/15,565,969.60
  6. Step 6: Final answer
    x = 20,459,262.68

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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.