Home / 13,116,918.28-19,677,899.30-5,029,263.15

Finding the Fourth Proportional to 13,116,918.28, 19,677,899.30 and 5,029,263.15

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Solution

The fourth proportional to 13,116,918.28, 19,677,899.30 and 5,029,263.15 is: 7,544,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116,918.28 : 19,677,899.30 = 5,029,263.15 : x
  2. Step 2: Convert to fraction form
    13,116,918.28/19,677,899.30 = 5,029,263.15/x
  3. Step 3: Cross multiply
    13,116,918.28x = 19,677,899.30 × 5,029,263.15
  4. Step 4: Simplify right side
    13,116,918.28x = 98,965,333,818,900.81
  5. Step 5: Solve for x
    x = 98,965,333,818,900.81/13,116,918.28
  6. Step 6: Final answer
    x = 7,544,861.66

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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.