Home / 13,526,427.03-18,664,476.35-8,225,417.67

Finding the Fourth Proportional to 13,526,427.03, 18,664,476.35 and 8,225,417.67

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Solution

The fourth proportional to 13,526,427.03, 18,664,476.35 and 8,225,417.67 is: 11,349,864.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526,427.03 : 18,664,476.35 = 8,225,417.67 : x
  2. Step 2: Convert to fraction form
    13,526,427.03/18,664,476.35 = 8,225,417.67/x
  3. Step 3: Cross multiply
    13,526,427.03x = 18,664,476.35 × 8,225,417.67
  4. Step 4: Simplify right side
    13,526,427.03x = 153,523,113,529,460
  5. Step 5: Solve for x
    x = 153,523,113,529,460/13,526,427.03
  6. Step 6: Final answer
    x = 11,349,864.47

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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.