Home / 12,000,671-16,560,969.63-6,494,045.30

Finding the Fourth Proportional to 12,000,671, 16,560,969.63 and 6,494,045.30

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Solution

The fourth proportional to 12,000,671, 16,560,969.63 and 6,494,045.30 is: 8,961,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,671 : 16,560,969.63 = 6,494,045.30 : x
  2. Step 2: Convert to fraction form
    12,000,671/16,560,969.63 = 6,494,045.30/x
  3. Step 3: Cross multiply
    12,000,671x = 16,560,969.63 × 6,494,045.30
  4. Step 4: Simplify right side
    12,000,671x = 107,547,686,989,144.23
  5. Step 5: Solve for x
    x = 107,547,686,989,144.23/12,000,671
  6. Step 6: Final answer
    x = 8,961,806.13

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1.5x scale

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.