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Finding the Fourth Proportional to 60,355,657.60, 90,533,486.40 and 22,018,422.40

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Solution

The fourth proportional to 60,355,657.60, 90,533,486.40 and 22,018,422.40 is: 33,027,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,355,657.60 : 90,533,486.40 = 22,018,422.40 : x
  2. Step 2: Convert to fraction form
    60,355,657.60/90,533,486.40 = 22,018,422.40/x
  3. Step 3: Cross multiply
    60,355,657.60x = 90,533,486.40 × 22,018,422.40
  4. Step 4: Simplify right side
    60,355,657.60x = 1,993,404,544,899,855.25
  5. Step 5: Solve for x
    x = 1,993,404,544,899,855.25/60,355,657.60
  6. Step 6: Final answer
    x = 33,027,633.60

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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.