Home / 16,851,401.76-23,254,838.40-9,116,421.60

Finding the Fourth Proportional to 16,851,401.76, 23,254,838.40 and 9,116,421.60

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Solution

The fourth proportional to 16,851,401.76, 23,254,838.40 and 9,116,421.60 is: 12,580,609.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851,401.76 : 23,254,838.40 = 9,116,421.60 : x
  2. Step 2: Convert to fraction form
    16,851,401.76/23,254,838.40 = 9,116,421.60/x
  3. Step 3: Cross multiply
    16,851,401.76x = 23,254,838.40 × 9,116,421.60
  4. Step 4: Simplify right side
    16,851,401.76x = 212,000,911,094,269.41
  5. Step 5: Solve for x
    x = 212,000,911,094,269.41/16,851,401.76
  6. Step 6: Final answer
    x = 12,580,609.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.