Home / 38,146,035.33-52,641,803.03-20,742,256.17

Finding the Fourth Proportional to 38,146,035.33, 52,641,803.03 and 20,742,256.17

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Solution

The fourth proportional to 38,146,035.33, 52,641,803.03 and 20,742,256.17 is: 28,624,462.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,146,035.33 : 52,641,803.03 = 20,742,256.17 : x
  2. Step 2: Convert to fraction form
    38,146,035.33/52,641,803.03 = 20,742,256.17/x
  3. Step 3: Cross multiply
    38,146,035.33x = 52,641,803.03 × 20,742,256.17
  4. Step 4: Simplify right side
    38,146,035.33x = 1,091,909,763,595,231
  5. Step 5: Solve for x
    x = 1,091,909,763,595,231/38,146,035.33
  6. Step 6: Final answer
    x = 28,624,462.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.