Home / 30,554,002.36-42,163,681.98-16,802,965

Finding the Fourth Proportional to 30,554,002.36, 42,163,681.98 and 16,802,965

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Solution

The fourth proportional to 30,554,002.36, 42,163,681.98 and 16,802,965 is: 23,187,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,554,002.36 : 42,163,681.98 = 16,802,965 : x
  2. Step 2: Convert to fraction form
    30,554,002.36/42,163,681.98 = 16,802,965/x
  3. Step 3: Cross multiply
    30,554,002.36x = 42,163,681.98 × 16,802,965
  4. Step 4: Simplify right side
    30,554,002.36x = 708,474,872,581,070.62
  5. Step 5: Solve for x
    x = 708,474,872,581,070.62/30,554,002.36
  6. Step 6: Final answer
    x = 23,187,629.05

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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.