Home / 19,123,863.36-26,390,931.84-10,539,159.36

Finding the Fourth Proportional to 19,123,863.36, 26,390,931.84 and 10,539,159.36

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Solution

The fourth proportional to 19,123,863.36, 26,390,931.84 and 10,539,159.36 is: 14,544,040.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,863.36 : 26,390,931.84 = 10,539,159.36 : x
  2. Step 2: Convert to fraction form
    19,123,863.36/26,390,931.84 = 10,539,159.36/x
  3. Step 3: Cross multiply
    19,123,863.36x = 26,390,931.84 × 10,539,159.36
  4. Step 4: Simplify right side
    19,123,863.36x = 278,138,236,320,658
  5. Step 5: Solve for x
    x = 278,138,236,320,658/19,123,863.36
  6. Step 6: Final answer
    x = 14,544,040.14

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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.