Home / 19,123,635-26,390,616.90-10,538,931

Finding the Fourth Proportional to 19,123,635, 26,390,616.90 and 10,538,931

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Solution

The fourth proportional to 19,123,635, 26,390,616.90 and 10,538,931 is: 14,543,725.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,635 : 26,390,616.90 = 10,538,931 : x
  2. Step 2: Convert to fraction form
    19,123,635/26,390,616.90 = 10,538,931/x
  3. Step 3: Cross multiply
    19,123,635x = 26,390,616.90 × 10,538,931
  4. Step 4: Simplify right side
    19,123,635x = 278,128,890,556,533.88
  5. Step 5: Solve for x
    x = 278,128,890,556,533.88/19,123,635
  6. Step 6: Final answer
    x = 14,543,725.11

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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.