Home / 15,161,856.60-22,750,658.10-6,643,054.20

Finding the Fourth Proportional to 15,161,856.60, 22,750,658.10 and 6,643,054.20

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Solution

The fourth proportional to 15,161,856.60, 22,750,658.10 and 6,643,054.20 is: 9,968,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,161,856.60 : 22,750,658.10 = 6,643,054.20 : x
  2. Step 2: Convert to fraction form
    15,161,856.60/22,750,658.10 = 6,643,054.20/x
  3. Step 3: Cross multiply
    15,161,856.60x = 22,750,658.10 × 6,643,054.20
  4. Step 4: Simplify right side
    15,161,856.60x = 151,133,854,843,969.03
  5. Step 5: Solve for x
    x = 151,133,854,843,969.03/15,161,856.60
  6. Step 6: Final answer
    x = 9,968,030.88

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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.