Home / 12,646,360.32-18,967,547.52-4,126,652.16

Finding the Fourth Proportional to 12,646,360.32, 18,967,547.52 and 4,126,652.16

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Solution

The fourth proportional to 12,646,360.32, 18,967,547.52 and 4,126,652.16 is: 6,189,327.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,646,360.32 : 18,967,547.52 = 4,126,652.16 : x
  2. Step 2: Convert to fraction form
    12,646,360.32/18,967,547.52 = 4,126,652.16/x
  3. Step 3: Cross multiply
    12,646,360.32x = 18,967,547.52 × 4,126,652.16
  4. Step 4: Simplify right side
    12,646,360.32x = 78,272,470,943,310.64
  5. Step 5: Solve for x
    x = 78,272,470,943,310.64/12,646,360.32
  6. Step 6: Final answer
    x = 6,189,327.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.