Home / 10,400,935.60-15,603,065.52-3,210,779.44

Finding the Fourth Proportional to 10,400,935.60, 15,603,065.52 and 3,210,779.44

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Solution

The fourth proportional to 10,400,935.60, 15,603,065.52 and 3,210,779.44 is: 4,816,682.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,935.60 : 15,603,065.52 = 3,210,779.44 : x
  2. Step 2: Convert to fraction form
    10,400,935.60/15,603,065.52 = 3,210,779.44/x
  3. Step 3: Cross multiply
    10,400,935.60x = 15,603,065.52 × 3,210,779.44
  4. Step 4: Simplify right side
    10,400,935.60x = 50,098,001,972,588.91
  5. Step 5: Solve for x
    x = 50,098,001,972,588.91/10,400,935.60
  6. Step 6: Final answer
    x = 4,816,682.26

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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.