Home / 16,890,210.46-23,307,866.04-9,155,086.66

Finding the Fourth Proportional to 16,890,210.46, 23,307,866.04 and 9,155,086.66

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Solution

The fourth proportional to 16,890,210.46, 23,307,866.04 and 9,155,086.66 is: 12,633,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890,210.46 : 23,307,866.04 = 9,155,086.66 : x
  2. Step 2: Convert to fraction form
    16,890,210.46/23,307,866.04 = 9,155,086.66/x
  3. Step 3: Cross multiply
    16,890,210.46x = 23,307,866.04 × 9,155,086.66
  4. Step 4: Simplify right side
    16,890,210.46x = 213,385,533,455,871.03
  5. Step 5: Solve for x
    x = 213,385,533,455,871.03/16,890,210.46
  6. Step 6: Final answer
    x = 12,633,681.15

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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.