Home / 20,671,633-31,007,725.98-6,488,209

Finding the Fourth Proportional to 20,671,633, 31,007,725.98 and 6,488,209

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Solution

The fourth proportional to 20,671,633, 31,007,725.98 and 6,488,209 is: 9,732,400.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,671,633 : 31,007,725.98 = 6,488,209 : x
  2. Step 2: Convert to fraction form
    20,671,633/31,007,725.98 = 6,488,209/x
  3. Step 3: Cross multiply
    20,671,633x = 31,007,725.98 × 6,488,209
  4. Step 4: Simplify right side
    20,671,633x = 201,184,606,772,969.81
  5. Step 5: Solve for x
    x = 201,184,606,772,969.81/20,671,633
  6. Step 6: Final answer
    x = 9,732,400.28

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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.