Home / 40,830,548.05-61,257,779.40-12,077,449.33

Finding the Fourth Proportional to 40,830,548.05, 61,257,779.40 and 12,077,449.33

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Solution

The fourth proportional to 40,830,548.05, 61,257,779.40 and 12,077,449.33 is: 18,119,710.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830,548.05 : 61,257,779.40 = 12,077,449.33 : x
  2. Step 2: Convert to fraction form
    40,830,548.05/61,257,779.40 = 12,077,449.33/x
  3. Step 3: Cross multiply
    40,830,548.05x = 61,257,779.40 × 12,077,449.33
  4. Step 4: Simplify right side
    40,830,548.05x = 739,837,726,771,817.75
  5. Step 5: Solve for x
    x = 739,837,726,771,817.75/40,830,548.05
  6. Step 6: Final answer
    x = 18,119,710.91

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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.