Home / 40,780,485.45-61,170,893.10-16,519,871.16

Finding the Fourth Proportional to 40,780,485.45, 61,170,893.10 and 16,519,871.16

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Solution

The fourth proportional to 40,780,485.45, 61,170,893.10 and 16,519,871.16 is: 24,779,873.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,780,485.45 : 61,170,893.10 = 16,519,871.16 : x
  2. Step 2: Convert to fraction form
    40,780,485.45/61,170,893.10 = 16,519,871.16/x
  3. Step 3: Cross multiply
    40,780,485.45x = 61,170,893.10 × 16,519,871.16
  4. Step 4: Simplify right side
    40,780,485.45x = 1,010,535,272,754,133
  5. Step 5: Solve for x
    x = 1,010,535,272,754,133/40,780,485.45
  6. Step 6: Final answer
    x = 24,779,873.55

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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.