Home / 28,885,005.18-39,865,389.84-17,875,300.95

Finding the Fourth Proportional to 28,885,005.18, 39,865,389.84 and 17,875,300.95

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Solution

The fourth proportional to 28,885,005.18, 39,865,389.84 and 17,875,300.95 is: 24,670,441.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,885,005.18 : 39,865,389.84 = 17,875,300.95 : x
  2. Step 2: Convert to fraction form
    28,885,005.18/39,865,389.84 = 17,875,300.95/x
  3. Step 3: Cross multiply
    28,885,005.18x = 39,865,389.84 × 17,875,300.95
  4. Step 4: Simplify right side
    28,885,005.18x = 712,605,840,879,072.38
  5. Step 5: Solve for x
    x = 712,605,840,879,072.38/28,885,005.18
  6. Step 6: Final answer
    x = 24,670,441.86

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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.