Home / 5,101,386.95-7,040,232.13-2,809,547.03

Finding the Fourth Proportional to 5,101,386.95, 7,040,232.13 and 2,809,547.03

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Solution

The fourth proportional to 5,101,386.95, 7,040,232.13 and 2,809,547.03 is: 3,877,350.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,386.95 : 7,040,232.13 = 2,809,547.03 : x
  2. Step 2: Convert to fraction form
    5,101,386.95/7,040,232.13 = 2,809,547.03/x
  3. Step 3: Cross multiply
    5,101,386.95x = 7,040,232.13 × 2,809,547.03
  4. Step 4: Simplify right side
    5,101,386.95x = 19,779,863,236,150.91
  5. Step 5: Solve for x
    x = 19,779,863,236,150.91/5,101,386.95
  6. Step 6: Final answer
    x = 3,877,350.11

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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.