Home / 23,247,477.40-34,871,216.10-20,413,125.40

Finding the Fourth Proportional to 23,247,477.40, 34,871,216.10 and 20,413,125.40

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Solution

The fourth proportional to 23,247,477.40, 34,871,216.10 and 20,413,125.40 is: 30,619,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,247,477.40 : 34,871,216.10 = 20,413,125.40 : x
  2. Step 2: Convert to fraction form
    23,247,477.40/34,871,216.10 = 20,413,125.40/x
  3. Step 3: Cross multiply
    23,247,477.40x = 34,871,216.10 × 20,413,125.40
  4. Step 4: Simplify right side
    23,247,477.40x = 711,830,507,099,798.88
  5. Step 5: Solve for x
    x = 711,830,507,099,798.88/23,247,477.40
  6. Step 6: Final answer
    x = 30,619,688.10

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Double scale
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Similar ratio
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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.