Home / 18,602,501.51-25,672,890.11-11,160,442.37

Finding the Fourth Proportional to 18,602,501.51, 25,672,890.11 and 11,160,442.37

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Solution

The fourth proportional to 18,602,501.51, 25,672,890.11 and 11,160,442.37 is: 15,402,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,602,501.51 : 25,672,890.11 = 11,160,442.37 : x
  2. Step 2: Convert to fraction form
    18,602,501.51/25,672,890.11 = 11,160,442.37/x
  3. Step 3: Cross multiply
    18,602,501.51x = 25,672,890.11 × 11,160,442.37
  4. Step 4: Simplify right side
    18,602,501.51x = 286,520,810,552,378
  5. Step 5: Solve for x
    x = 286,520,810,552,378/18,602,501.51
  6. Step 6: Final answer
    x = 15,402,273.20

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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.