Home / 13,012,614.06-19,523,000.31-7,830,877.56

Finding the Fourth Proportional to 13,012,614.06, 19,523,000.31 and 7,830,877.56

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Solution

The fourth proportional to 13,012,614.06, 19,523,000.31 and 7,830,877.56 is: 11,748,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,012,614.06 : 19,523,000.31 = 7,830,877.56 : x
  2. Step 2: Convert to fraction form
    13,012,614.06/19,523,000.31 = 7,830,877.56/x
  3. Step 3: Cross multiply
    13,012,614.06x = 19,523,000.31 × 7,830,877.56
  4. Step 4: Simplify right side
    13,012,614.06x = 152,882,225,031,452.03
  5. Step 5: Solve for x
    x = 152,882,225,031,452.03/13,012,614.06
  6. Step 6: Final answer
    x = 11,748,771.18

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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.