Home / 10,985,354.20-16,466,367.30-5,301,875.80

Finding the Fourth Proportional to 10,985,354.20, 16,466,367.30 and 5,301,875.80

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Solution

The fourth proportional to 10,985,354.20, 16,466,367.30 and 5,301,875.80 is: 7,947,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985,354.20 : 16,466,367.30 = 5,301,875.80 : x
  2. Step 2: Convert to fraction form
    10,985,354.20/16,466,367.30 = 5,301,875.80/x
  3. Step 3: Cross multiply
    10,985,354.20x = 16,466,367.30 × 5,301,875.80
  4. Step 4: Simplify right side
    10,985,354.20x = 87,302,634,301,781.34
  5. Step 5: Solve for x
    x = 87,302,634,301,781.34/10,985,354.20
  6. Step 6: Final answer
    x = 7,947,184.29

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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.