Home / 19,977,943.16-29,966,929.32-4,831,889.24

Finding the Fourth Proportional to 19,977,943.16, 29,966,929.32 and 4,831,889.24

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Solution

The fourth proportional to 19,977,943.16, 29,966,929.32 and 4,831,889.24 is: 7,247,837.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,977,943.16 : 29,966,929.32 = 4,831,889.24 : x
  2. Step 2: Convert to fraction form
    19,977,943.16/29,966,929.32 = 4,831,889.24/x
  3. Step 3: Cross multiply
    19,977,943.16x = 29,966,929.32 × 4,831,889.24
  4. Step 4: Simplify right side
    19,977,943.16x = 144,796,883,337,148.53
  5. Step 5: Solve for x
    x = 144,796,883,337,148.53/19,977,943.16
  6. Step 6: Final answer
    x = 7,247,837.39

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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.