Home / 7,827,718.32-10,802,329.52-4,389,885.52

Finding the Fourth Proportional to 7,827,718.32, 10,802,329.52 and 4,389,885.52

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Solution

The fourth proportional to 7,827,718.32, 10,802,329.52 and 4,389,885.52 is: 6,058,085.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827,718.32 : 10,802,329.52 = 4,389,885.52 : x
  2. Step 2: Convert to fraction form
    7,827,718.32/10,802,329.52 = 4,389,885.52/x
  3. Step 3: Cross multiply
    7,827,718.32x = 10,802,329.52 × 4,389,885.52
  4. Step 4: Simplify right side
    7,827,718.32x = 47,420,989,942,116.55
  5. Step 5: Solve for x
    x = 47,420,989,942,116.55/7,827,718.32
  6. Step 6: Final answer
    x = 6,058,085.89

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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.