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Finding the Fourth Proportional to 16,804,281.30, 25,206,421.95 and 4,673,721.30

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Solution

The fourth proportional to 16,804,281.30, 25,206,421.95 and 4,673,721.30 is: 7,010,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,804,281.30 : 25,206,421.95 = 4,673,721.30 : x
  2. Step 2: Convert to fraction form
    16,804,281.30/25,206,421.95 = 4,673,721.30/x
  3. Step 3: Cross multiply
    16,804,281.30x = 25,206,421.95 × 4,673,721.30
  4. Step 4: Simplify right side
    16,804,281.30x = 117,807,791,164,502.53
  5. Step 5: Solve for x
    x = 117,807,791,164,502.53/16,804,281.30
  6. Step 6: Final answer
    x = 7,010,581.95

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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.