Home / 30,808,830.94-46,195,958.17-21,104,412.10

Finding the Fourth Proportional to 30,808,830.94, 46,195,958.17 and 21,104,412.10

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Solution

The fourth proportional to 30,808,830.94, 46,195,958.17 and 21,104,412.10 is: 31,644,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,808,830.94 : 46,195,958.17 = 21,104,412.10 : x
  2. Step 2: Convert to fraction form
    30,808,830.94/46,195,958.17 = 21,104,412.10/x
  3. Step 3: Cross multiply
    30,808,830.94x = 46,195,958.17 × 21,104,412.10
  4. Step 4: Simplify right side
    30,808,830.94x = 974,938,538,484,932.50
  5. Step 5: Solve for x
    x = 974,938,538,484,932.50/30,808,830.94
  6. Step 6: Final answer
    x = 31,644,775.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.