Home / 19,838,613.34-27,377,272.38-11,136,802.78

Finding the Fourth Proportional to 19,838,613.34, 27,377,272.38 and 11,136,802.78

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Solution

The fourth proportional to 19,838,613.34, 27,377,272.38 and 11,136,802.78 is: 15,368,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838,613.34 : 27,377,272.38 = 11,136,802.78 : x
  2. Step 2: Convert to fraction form
    19,838,613.34/27,377,272.38 = 11,136,802.78/x
  3. Step 3: Cross multiply
    19,838,613.34x = 27,377,272.38 × 11,136,802.78
  4. Step 4: Simplify right side
    19,838,613.34x = 304,895,283,150,401.19
  5. Step 5: Solve for x
    x = 304,895,283,150,401.19/19,838,613.34
  6. Step 6: Final answer
    x = 15,368,779.96

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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.