Home / 30,671,646.28-42,326,990.78-16,733,314.51

Finding the Fourth Proportional to 30,671,646.28, 42,326,990.78 and 16,733,314.51

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Solution

The fourth proportional to 30,671,646.28, 42,326,990.78 and 16,733,314.51 is: 23,092,038.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,671,646.28 : 42,326,990.78 = 16,733,314.51 : x
  2. Step 2: Convert to fraction form
    30,671,646.28/42,326,990.78 = 16,733,314.51/x
  3. Step 3: Cross multiply
    30,671,646.28x = 42,326,990.78 × 16,733,314.51
  4. Step 4: Simplify right side
    30,671,646.28x = 708,270,848,794,126.12
  5. Step 5: Solve for x
    x = 708,270,848,794,126.12/30,671,646.28
  6. Step 6: Final answer
    x = 23,092,038.89

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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.