Home / 13,000,881.80-19,501,322.70-6,623,589.80

Finding the Fourth Proportional to 13,000,881.80, 19,501,322.70 and 6,623,589.80

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Solution

The fourth proportional to 13,000,881.80, 19,501,322.70 and 6,623,589.80 is: 9,935,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000,881.80 : 19,501,322.70 = 6,623,589.80 : x
  2. Step 2: Convert to fraction form
    13,000,881.80/19,501,322.70 = 6,623,589.80/x
  3. Step 3: Cross multiply
    13,000,881.80x = 19,501,322.70 × 6,623,589.80
  4. Step 4: Simplify right side
    13,000,881.80x = 129,168,762,122,228.45
  5. Step 5: Solve for x
    x = 129,168,762,122,228.45/13,000,881.80
  6. Step 6: Final answer
    x = 9,935,384.70

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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.