Home / 30,554,708.36-42,164,656.98-16,803,673.16

Finding the Fourth Proportional to 30,554,708.36, 42,164,656.98 and 16,803,673.16

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Solution

The fourth proportional to 30,554,708.36, 42,164,656.98 and 16,803,673.16 is: 23,188,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,554,708.36 : 42,164,656.98 = 16,803,673.16 : x
  2. Step 2: Convert to fraction form
    30,554,708.36/42,164,656.98 = 16,803,673.16/x
  3. Step 3: Cross multiply
    30,554,708.36x = 42,164,656.98 × 16,803,673.16
  4. Step 4: Simplify right side
    30,554,708.36x = 708,521,114,795,432.62
  5. Step 5: Solve for x
    x = 708,521,114,795,432.62/30,554,708.36
  6. Step 6: Final answer
    x = 23,188,606.69

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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.