Home / 19,480,941.78-26,883,731.16-10,779,481.14

Finding the Fourth Proportional to 19,480,941.78, 26,883,731.16 and 10,779,481.14

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Solution

The fourth proportional to 19,480,941.78, 26,883,731.16 and 10,779,481.14 is: 14,875,701.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480,941.78 : 26,883,731.16 = 10,779,481.14 : x
  2. Step 2: Convert to fraction form
    19,480,941.78/26,883,731.16 = 10,779,481.14/x
  3. Step 3: Cross multiply
    19,480,941.78x = 26,883,731.16 × 10,779,481.14
  4. Step 4: Simplify right side
    19,480,941.78x = 289,792,673,072,441.25
  5. Step 5: Solve for x
    x = 289,792,673,072,441.25/19,480,941.78
  6. Step 6: Final answer
    x = 14,875,701.41

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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.