Home / 35,161,816.20-52,742,724.30-20,801,099.40

Finding the Fourth Proportional to 35,161,816.20, 52,742,724.30 and 20,801,099.40

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Solution

The fourth proportional to 35,161,816.20, 52,742,724.30 and 20,801,099.40 is: 31,201,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,161,816.20 : 52,742,724.30 = 20,801,099.40 : x
  2. Step 2: Convert to fraction form
    35,161,816.20/52,742,724.30 = 20,801,099.40/x
  3. Step 3: Cross multiply
    35,161,816.20x = 52,742,724.30 × 20,801,099.40
  4. Step 4: Simplify right side
    35,161,816.20x = 1,097,106,650,791,095.25
  5. Step 5: Solve for x
    x = 1,097,106,650,791,095.25/35,161,816.20
  6. Step 6: Final answer
    x = 31,201,649.10

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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.