Home / 10,985,188.70-16,466,119.05-5,301,710.30

Finding the Fourth Proportional to 10,985,188.70, 16,466,119.05 and 5,301,710.30

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Solution

The fourth proportional to 10,985,188.70, 16,466,119.05 and 5,301,710.30 is: 7,946,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985,188.70 : 16,466,119.05 = 5,301,710.30 : x
  2. Step 2: Convert to fraction form
    10,985,188.70/16,466,119.05 = 5,301,710.30/x
  3. Step 3: Cross multiply
    10,985,188.70x = 16,466,119.05 × 5,301,710.30
  4. Step 4: Simplify right side
    10,985,188.70x = 87,298,592,968,411.22
  5. Step 5: Solve for x
    x = 87,298,592,968,411.22/10,985,188.70
  6. Step 6: Final answer
    x = 7,946,936.13

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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.