Home / 11,465,643.40-15,822,113.52-6,238,673.44

Finding the Fourth Proportional to 11,465,643.40, 15,822,113.52 and 6,238,673.44

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Solution

The fourth proportional to 11,465,643.40, 15,822,113.52 and 6,238,673.44 is: 8,609,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465,643.40 : 15,822,113.52 = 6,238,673.44 : x
  2. Step 2: Convert to fraction form
    11,465,643.40/15,822,113.52 = 6,238,673.44/x
  3. Step 3: Cross multiply
    11,465,643.40x = 15,822,113.52 × 6,238,673.44
  4. Step 4: Simplify right side
    11,465,643.40x = 98,708,999,381,888.91
  5. Step 5: Solve for x
    x = 98,708,999,381,888.91/11,465,643.40
  6. Step 6: Final answer
    x = 8,609,111.23

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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.