Home / 13,908,047.80-20,862,071.70-9,656,519.80

Finding the Fourth Proportional to 13,908,047.80, 20,862,071.70 and 9,656,519.80

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Solution

The fourth proportional to 13,908,047.80, 20,862,071.70 and 9,656,519.80 is: 14,484,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,047.80 : 20,862,071.70 = 9,656,519.80 : x
  2. Step 2: Convert to fraction form
    13,908,047.80/20,862,071.70 = 9,656,519.80/x
  3. Step 3: Cross multiply
    13,908,047.80x = 20,862,071.70 × 9,656,519.80
  4. Step 4: Simplify right side
    13,908,047.80x = 201,455,008,440,069.66
  5. Step 5: Solve for x
    x = 201,455,008,440,069.66/13,908,047.80
  6. Step 6: Final answer
    x = 14,484,779.70

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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.