Home / 7,831,730.65-11,748,223.95-2,976,363.22

Finding the Fourth Proportional to 7,831,730.65, 11,748,223.95 and 2,976,363.22

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Solution

The fourth proportional to 7,831,730.65, 11,748,223.95 and 2,976,363.22 is: 4,464,783.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,730.65 : 11,748,223.95 = 2,976,363.22 : x
  2. Step 2: Convert to fraction form
    7,831,730.65/11,748,223.95 = 2,976,363.22/x
  3. Step 3: Cross multiply
    7,831,730.65x = 11,748,223.95 × 2,976,363.22
  4. Step 4: Simplify right side
    7,831,730.65x = 34,966,981,665,103.12
  5. Step 5: Solve for x
    x = 34,966,981,665,103.12/7,831,730.65
  6. Step 6: Final answer
    x = 4,464,783.49

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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.