Home / 7,831,729.65-11,748,222.45-2,976,362.22

Finding the Fourth Proportional to 7,831,729.65, 11,748,222.45 and 2,976,362.22

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Solution

The fourth proportional to 7,831,729.65, 11,748,222.45 and 2,976,362.22 is: 4,464,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,729.65 : 11,748,222.45 = 2,976,362.22 : x
  2. Step 2: Convert to fraction form
    7,831,729.65/11,748,222.45 = 2,976,362.22/x
  3. Step 3: Cross multiply
    7,831,729.65x = 11,748,222.45 × 2,976,362.22
  4. Step 4: Simplify right side
    7,831,729.65x = 34,966,965,452,335.84
  5. Step 5: Solve for x
    x = 34,966,965,452,335.84/7,831,729.65
  6. Step 6: Final answer
    x = 4,464,781.98

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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.