Home / 13,376,028.35-18,459,373.52-12,763,117.03

Finding the Fourth Proportional to 13,376,028.35, 18,459,373.52 and 12,763,117.03

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Solution

The fourth proportional to 13,376,028.35, 18,459,373.52 and 12,763,117.03 is: 17,613,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,028.35 : 18,459,373.52 = 12,763,117.03 : x
  2. Step 2: Convert to fraction form
    13,376,028.35/18,459,373.52 = 12,763,117.03/x
  3. Step 3: Cross multiply
    13,376,028.35x = 18,459,373.52 × 12,763,117.03
  4. Step 4: Simplify right side
    13,376,028.35x = 235,599,144,484,821.19
  5. Step 5: Solve for x
    x = 235,599,144,484,821.19/13,376,028.35
  6. Step 6: Final answer
    x = 17,613,535.08

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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.