Home / 12,291,316.06-16,962,013.41-6,784,689.58

Finding the Fourth Proportional to 12,291,316.06, 16,962,013.41 and 6,784,689.58

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Solution

The fourth proportional to 12,291,316.06, 16,962,013.41 and 6,784,689.58 is: 9,362,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,316.06 : 16,962,013.41 = 6,784,689.58 : x
  2. Step 2: Convert to fraction form
    12,291,316.06/16,962,013.41 = 6,784,689.58/x
  3. Step 3: Cross multiply
    12,291,316.06x = 16,962,013.41 × 6,784,689.58
  4. Step 4: Simplify right side
    12,291,316.06x = 115,081,995,638,647.27
  5. Step 5: Solve for x
    x = 115,081,995,638,647.27/12,291,316.06
  6. Step 6: Final answer
    x = 9,362,870.10

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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.