Home / 70,421,730.40-105,632,595.60-32,157,978.40

Finding the Fourth Proportional to 70,421,730.40, 105,632,595.60 and 32,157,978.40

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Solution

The fourth proportional to 70,421,730.40, 105,632,595.60 and 32,157,978.40 is: 48,236,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,421,730.40 : 105,632,595.60 = 32,157,978.40 : x
  2. Step 2: Convert to fraction form
    70,421,730.40/105,632,595.60 = 32,157,978.40/x
  3. Step 3: Cross multiply
    70,421,730.40x = 105,632,595.60 × 32,157,978.40
  4. Step 4: Simplify right side
    70,421,730.40x = 3,396,930,727,640,734.50
  5. Step 5: Solve for x
    x = 3,396,930,727,640,734.50/70,421,730.40
  6. Step 6: Final answer
    x = 48,236,967.60

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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.