Home / 9,069,131.12-12,515,966.54-4,994,749.04

Finding the Fourth Proportional to 9,069,131.12, 12,515,966.54 and 4,994,749.04

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Solution

The fourth proportional to 9,069,131.12, 12,515,966.54 and 4,994,749.04 is: 6,893,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069,131.12 : 12,515,966.54 = 4,994,749.04 : x
  2. Step 2: Convert to fraction form
    9,069,131.12/12,515,966.54 = 4,994,749.04/x
  3. Step 3: Cross multiply
    9,069,131.12x = 12,515,966.54 × 4,994,749.04
  4. Step 4: Simplify right side
    9,069,131.12x = 62,514,111,860,337.12
  5. Step 5: Solve for x
    x = 62,514,111,860,337.12/9,069,131.12
  6. Step 6: Final answer
    x = 6,893,065.17

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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.