Home / 7,772,988.02-11,660,976.47-2,980,303.50

Finding the Fourth Proportional to 7,772,988.02, 11,660,976.47 and 2,980,303.50

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Solution

The fourth proportional to 7,772,988.02, 11,660,976.47 and 2,980,303.50 is: 4,471,028.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,988.02 : 11,660,976.47 = 2,980,303.50 : x
  2. Step 2: Convert to fraction form
    7,772,988.02/11,660,976.47 = 2,980,303.50/x
  3. Step 3: Cross multiply
    7,772,988.02x = 11,660,976.47 × 2,980,303.50
  4. Step 4: Simplify right side
    7,772,988.02x = 34,753,248,939,748.57
  5. Step 5: Solve for x
    x = 34,753,248,939,748.57/7,772,988.02
  6. Step 6: Final answer
    x = 4,471,028.24

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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.