Home / 43,485,226.37-65,227,851.72-12,779,804.06

Finding the Fourth Proportional to 43,485,226.37, 65,227,851.72 and 12,779,804.06

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Solution

The fourth proportional to 43,485,226.37, 65,227,851.72 and 12,779,804.06 is: 19,169,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,485,226.37 : 65,227,851.72 = 12,779,804.06 : x
  2. Step 2: Convert to fraction form
    43,485,226.37/65,227,851.72 = 12,779,804.06/x
  3. Step 3: Cross multiply
    43,485,226.37x = 65,227,851.72 × 12,779,804.06
  4. Step 4: Simplify right side
    43,485,226.37x = 833,599,164,154,799.12
  5. Step 5: Solve for x
    x = 833,599,164,154,799.12/43,485,226.37
  6. Step 6: Final answer
    x = 19,169,709.66

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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.