Home / 19,124,458.78-26,390,982.86-10,422,444.10

Finding the Fourth Proportional to 19,124,458.78, 26,390,982.86 and 10,422,444.10

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Solution

The fourth proportional to 19,124,458.78, 26,390,982.86 and 10,422,444.10 is: 14,382,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,124,458.78 : 26,390,982.86 = 10,422,444.10 : x
  2. Step 2: Convert to fraction form
    19,124,458.78/26,390,982.86 = 10,422,444.10/x
  3. Step 3: Cross multiply
    19,124,458.78x = 26,390,982.86 × 10,422,444.10
  4. Step 4: Simplify right side
    19,124,458.78x = 275,058,543,602,408.12
  5. Step 5: Solve for x
    x = 275,058,543,602,408.12/19,124,458.78
  6. Step 6: Final answer
    x = 14,382,553.08

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1.5x scale

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.