Home / 9,909,632.55-14,860,879.07-3,430,948.89

Finding the Fourth Proportional to 9,909,632.55, 14,860,879.07 and 3,430,948.89

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Solution

The fourth proportional to 9,909,632.55, 14,860,879.07 and 3,430,948.89 is: 5,145,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,909,632.55 : 14,860,879.07 = 3,430,948.89 : x
  2. Step 2: Convert to fraction form
    9,909,632.55/14,860,879.07 = 3,430,948.89/x
  3. Step 3: Cross multiply
    9,909,632.55x = 14,860,879.07 × 3,430,948.89
  4. Step 4: Simplify right side
    9,909,632.55x = 50,986,916,532,485.98
  5. Step 5: Solve for x
    x = 50,986,916,532,485.98/9,909,632.55
  6. Step 6: Final answer
    x = 5,145,187.40

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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.