Home / 14,121,265.31-21,173,667.88-5,475,265.11

Finding the Fourth Proportional to 14,121,265.31, 21,173,667.88 and 5,475,265.11

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Solution

The fourth proportional to 14,121,265.31, 21,173,667.88 and 5,475,265.11 is: 8,209,706.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,121,265.31 : 21,173,667.88 = 5,475,265.11 : x
  2. Step 2: Convert to fraction form
    14,121,265.31/21,173,667.88 = 5,475,265.11/x
  3. Step 3: Cross multiply
    14,121,265.31x = 21,173,667.88 × 5,475,265.11
  4. Step 4: Simplify right side
    14,121,265.31x = 115,931,444,966,715.34
  5. Step 5: Solve for x
    x = 115,931,444,966,715.34/14,121,265.31
  6. Step 6: Final answer
    x = 8,209,706.60

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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.