Home / 10,731,916.80-16,085,433.60-4,337,971.20

Finding the Fourth Proportional to 10,731,916.80, 16,085,433.60 and 4,337,971.20

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Solution

The fourth proportional to 10,731,916.80, 16,085,433.60 and 4,337,971.20 is: 6,501,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731,916.80 : 16,085,433.60 = 4,337,971.20 : x
  2. Step 2: Convert to fraction form
    10,731,916.80/16,085,433.60 = 4,337,971.20/x
  3. Step 3: Cross multiply
    10,731,916.80x = 16,085,433.60 × 4,337,971.20
  4. Step 4: Simplify right side
    10,731,916.80x = 69,778,147,696,312.32
  5. Step 5: Solve for x
    x = 69,778,147,696,312.32/10,731,916.80
  6. Step 6: Final answer
    x = 6,501,927.75

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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.