Home / 8,270,065.74-11,411,018.34-4,831,642.44

Finding the Fourth Proportional to 8,270,065.74, 11,411,018.34 and 4,831,642.44

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Solution

The fourth proportional to 8,270,065.74, 11,411,018.34 and 4,831,642.44 is: 6,666,689.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270,065.74 : 11,411,018.34 = 4,831,642.44 : x
  2. Step 2: Convert to fraction form
    8,270,065.74/11,411,018.34 = 4,831,642.44/x
  3. Step 3: Cross multiply
    8,270,065.74x = 11,411,018.34 × 4,831,642.44
  4. Step 4: Simplify right side
    8,270,065.74x = 55,133,960,495,162.35
  5. Step 5: Solve for x
    x = 55,133,960,495,162.35/8,270,065.74
  6. Step 6: Final answer
    x = 6,666,689.51

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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.