Home / 8,779,472.08-12,111,579.44-5,682,994.40

Finding the Fourth Proportional to 8,779,472.08, 12,111,579.44 and 5,682,994.40

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Solution

The fourth proportional to 8,779,472.08, 12,111,579.44 and 5,682,994.40 is: 7,839,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,472.08 : 12,111,579.44 = 5,682,994.40 : x
  2. Step 2: Convert to fraction form
    8,779,472.08/12,111,579.44 = 5,682,994.40/x
  3. Step 3: Cross multiply
    8,779,472.08x = 12,111,579.44 × 5,682,994.40
  4. Step 4: Simplify right side
    8,779,472.08x = 68,830,038,132,675.14
  5. Step 5: Solve for x
    x = 68,830,038,132,675.14/8,779,472.08
  6. Step 6: Final answer
    x = 7,839,883.48

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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.