Home / 7,145,117.01-9,860,219.64-4,206,641.94

Finding the Fourth Proportional to 7,145,117.01, 9,860,219.64 and 4,206,641.94

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Solution

The fourth proportional to 7,145,117.01, 9,860,219.64 and 4,206,641.94 is: 5,805,141.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,117.01 : 9,860,219.64 = 4,206,641.94 : x
  2. Step 2: Convert to fraction form
    7,145,117.01/9,860,219.64 = 4,206,641.94/x
  3. Step 3: Cross multiply
    7,145,117.01x = 9,860,219.64 × 4,206,641.94
  4. Step 4: Simplify right side
    7,145,117.01x = 41,478,413,475,235.71
  5. Step 5: Solve for x
    x = 41,478,413,475,235.71/7,145,117.01
  6. Step 6: Final answer
    x = 5,805,141.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.