Home / 43,617,635.60-65,426,453.40-43,319,037.20

Finding the Fourth Proportional to 43,617,635.60, 65,426,453.40 and 43,319,037.20

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Solution

The fourth proportional to 43,617,635.60, 65,426,453.40 and 43,319,037.20 is: 64,978,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,617,635.60 : 65,426,453.40 = 43,319,037.20 : x
  2. Step 2: Convert to fraction form
    43,617,635.60/65,426,453.40 = 43,319,037.20/x
  3. Step 3: Cross multiply
    43,617,635.60x = 65,426,453.40 × 43,319,037.20
  4. Step 4: Simplify right side
    43,617,635.60x = 2,834,210,968,698,666.50
  5. Step 5: Solve for x
    x = 2,834,210,968,698,666.50/43,617,635.60
  6. Step 6: Final answer
    x = 64,978,555.80

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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.