Home / 8,083,428.76-11,151,264.54-5,470,848.28

Finding the Fourth Proportional to 8,083,428.76, 11,151,264.54 and 5,470,848.28

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Solution

The fourth proportional to 8,083,428.76, 11,151,264.54 and 5,470,848.28 is: 7,547,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,428.76 : 11,151,264.54 = 5,470,848.28 : x
  2. Step 2: Convert to fraction form
    8,083,428.76/11,151,264.54 = 5,470,848.28/x
  3. Step 3: Cross multiply
    8,083,428.76x = 11,151,264.54 × 5,470,848.28
  4. Step 4: Simplify right side
    8,083,428.76x = 61,006,876,428,483.99
  5. Step 5: Solve for x
    x = 61,006,876,428,483.99/8,083,428.76
  6. Step 6: Final answer
    x = 7,547,153.35

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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.