Home / 13,208,142.60-19,814,182.47-4,687,765.56

Finding the Fourth Proportional to 13,208,142.60, 19,814,182.47 and 4,687,765.56

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Solution

The fourth proportional to 13,208,142.60, 19,814,182.47 and 4,687,765.56 is: 7,032,347.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,142.60 : 19,814,182.47 = 4,687,765.56 : x
  2. Step 2: Convert to fraction form
    13,208,142.60/19,814,182.47 = 4,687,765.56/x
  3. Step 3: Cross multiply
    13,208,142.60x = 19,814,182.47 × 4,687,765.56
  4. Step 4: Simplify right side
    13,208,142.60x = 92,884,242,182,421.72
  5. Step 5: Solve for x
    x = 92,884,242,182,421.72/13,208,142.60
  6. Step 6: Final answer
    x = 7,032,347.01

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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.