Home / 18,547,165.09-25,598,152.73-10,289,887.69

Finding the Fourth Proportional to 18,547,165.09, 25,598,152.73 and 10,289,887.69

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Solution

The fourth proportional to 18,547,165.09, 25,598,152.73 and 10,289,887.69 is: 14,201,745.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547,165.09 : 25,598,152.73 = 10,289,887.69 : x
  2. Step 2: Convert to fraction form
    18,547,165.09/25,598,152.73 = 10,289,887.69/x
  3. Step 3: Cross multiply
    18,547,165.09x = 25,598,152.73 × 10,289,887.69
  4. Step 4: Simplify right side
    18,547,165.09x = 263,402,116,739,950.69
  5. Step 5: Solve for x
    x = 263,402,116,739,950.69/18,547,165.09
  6. Step 6: Final answer
    x = 14,201,745.41

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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.