Home / 30,865,477.07-42,594,417.90-16,926,930.04

Finding the Fourth Proportional to 30,865,477.07, 42,594,417.90 and 16,926,930.04

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Solution

The fourth proportional to 30,865,477.07, 42,594,417.90 and 16,926,930.04 is: 23,359,196.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865,477.07 : 42,594,417.90 = 16,926,930.04 : x
  2. Step 2: Convert to fraction form
    30,865,477.07/42,594,417.90 = 16,926,930.04/x
  3. Step 3: Cross multiply
    30,865,477.07x = 42,594,417.90 × 16,926,930.04
  4. Step 4: Simplify right side
    30,865,477.07x = 720,992,732,036,627.12
  5. Step 5: Solve for x
    x = 720,992,732,036,627.12/30,865,477.07
  6. Step 6: Final answer
    x = 23,359,196.11

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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.