Home / 19,631,147.19-29,406,862.65-9,909,762.69

Finding the Fourth Proportional to 19,631,147.19, 29,406,862.65 and 9,909,762.69

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Solution

The fourth proportional to 19,631,147.19, 29,406,862.65 and 9,909,762.69 is: 14,844,523.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631,147.19 : 29,406,862.65 = 9,909,762.69 : x
  2. Step 2: Convert to fraction form
    19,631,147.19/29,406,862.65 = 9,909,762.69/x
  3. Step 3: Cross multiply
    19,631,147.19x = 29,406,862.65 × 9,909,762.69
  4. Step 4: Simplify right side
    19,631,147.19x = 291,415,030,318,924.50
  5. Step 5: Solve for x
    x = 291,415,030,318,924.50/19,631,147.19
  6. Step 6: Final answer
    x = 14,844,523.73

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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.