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Finding the Fourth Proportional to 10,368,799.95, 15,553,199.93 and 10,368,799.95

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Solution

The fourth proportional to 10,368,799.95, 15,553,199.93 and 10,368,799.95 is: 15,553,199.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,799.95 : 15,553,199.93 = 10,368,799.95 : x
  2. Step 2: Convert to fraction form
    10,368,799.95/15,553,199.93 = 10,368,799.95/x
  3. Step 3: Cross multiply
    10,368,799.95x = 15,553,199.93 × 10,368,799.95
  4. Step 4: Simplify right side
    10,368,799.95x = 161,268,018,604,680
  5. Step 5: Solve for x
    x = 161,268,018,604,680/10,368,799.95
  6. Step 6: Final answer
    x = 15,553,199.93

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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.