Home / 19,424,279.80-29,136,419.70-9,346,583.80

Finding the Fourth Proportional to 19,424,279.80, 29,136,419.70 and 9,346,583.80

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Solution

The fourth proportional to 19,424,279.80, 29,136,419.70 and 9,346,583.80 is: 14,019,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424,279.80 : 29,136,419.70 = 9,346,583.80 : x
  2. Step 2: Convert to fraction form
    19,424,279.80/29,136,419.70 = 9,346,583.80/x
  3. Step 3: Cross multiply
    19,424,279.80x = 29,136,419.70 × 9,346,583.80
  4. Step 4: Simplify right side
    19,424,279.80x = 272,325,988,358,020.88
  5. Step 5: Solve for x
    x = 272,325,988,358,020.88/19,424,279.80
  6. Step 6: Final answer
    x = 14,019,875.70

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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.