Home / 44,290,331.20-66,435,496.80-20,402,459.20

Finding the Fourth Proportional to 44,290,331.20, 66,435,496.80 and 20,402,459.20

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Solution

The fourth proportional to 44,290,331.20, 66,435,496.80 and 20,402,459.20 is: 30,603,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,290,331.20 : 66,435,496.80 = 20,402,459.20 : x
  2. Step 2: Convert to fraction form
    44,290,331.20/66,435,496.80 = 20,402,459.20/x
  3. Step 3: Cross multiply
    44,290,331.20x = 66,435,496.80 × 20,402,459.20
  4. Step 4: Simplify right side
    44,290,331.20x = 1,355,447,512,893,730.50
  5. Step 5: Solve for x
    x = 1,355,447,512,893,730.50/44,290,331.20
  6. Step 6: Final answer
    x = 30,603,688.80

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1.5x scale

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.