Home / 19,977,944.16-29,966,930.82-4,831,890.24

Finding the Fourth Proportional to 19,977,944.16, 29,966,930.82 and 4,831,890.24

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Solution

The fourth proportional to 19,977,944.16, 29,966,930.82 and 4,831,890.24 is: 7,247,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,977,944.16 : 29,966,930.82 = 4,831,890.24 : x
  2. Step 2: Convert to fraction form
    19,977,944.16/29,966,930.82 = 4,831,890.24/x
  3. Step 3: Cross multiply
    19,977,944.16x = 29,966,930.82 × 4,831,890.24
  4. Step 4: Simplify right side
    19,977,944.16x = 144,796,920,551,913.22
  5. Step 5: Solve for x
    x = 144,796,920,551,913.22/19,977,944.16
  6. Step 6: Final answer
    x = 7,247,838.89

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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.