Home / 65,171,134.36-89,926,167.84-37,663,750.36

Finding the Fourth Proportional to 65,171,134.36, 89,926,167.84 and 37,663,750.36

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Solution

The fourth proportional to 65,171,134.36, 89,926,167.84 and 37,663,750.36 is: 51,970,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,171,134.36 : 89,926,167.84 = 37,663,750.36 : x
  2. Step 2: Convert to fraction form
    65,171,134.36/89,926,167.84 = 37,663,750.36/x
  3. Step 3: Cross multiply
    65,171,134.36x = 89,926,167.84 × 37,663,750.36
  4. Step 4: Simplify right side
    65,171,134.36x = 3,386,956,736,357,220.50
  5. Step 5: Solve for x
    x = 3,386,956,736,357,220.50/65,171,134.36
  6. Step 6: Final answer
    x = 51,970,197.69

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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.