Home / 24,480,138.60-36,720,207.90-20,225,111.40

Finding the Fourth Proportional to 24,480,138.60, 36,720,207.90 and 20,225,111.40

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Solution

The fourth proportional to 24,480,138.60, 36,720,207.90 and 20,225,111.40 is: 30,337,667.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,480,138.60 : 36,720,207.90 = 20,225,111.40 : x
  2. Step 2: Convert to fraction form
    24,480,138.60/36,720,207.90 = 20,225,111.40/x
  3. Step 3: Cross multiply
    24,480,138.60x = 36,720,207.90 × 20,225,111.40
  4. Step 4: Simplify right side
    24,480,138.60x = 742,670,295,408,660
  5. Step 5: Solve for x
    x = 742,670,295,408,660/24,480,138.60
  6. Step 6: Final answer
    x = 30,337,667.10

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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.