Home / 12,000,681.47-16,560,984.02-6,494,055.68

Finding the Fourth Proportional to 12,000,681.47, 16,560,984.02 and 6,494,055.68

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Solution

The fourth proportional to 12,000,681.47, 16,560,984.02 and 6,494,055.68 is: 8,961,820.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,681.47 : 16,560,984.02 = 6,494,055.68 : x
  2. Step 2: Convert to fraction form
    12,000,681.47/16,560,984.02 = 6,494,055.68/x
  3. Step 3: Cross multiply
    12,000,681.47x = 16,560,984.02 × 6,494,055.68
  4. Step 4: Simplify right side
    12,000,681.47x = 107,547,952,226,195.03
  5. Step 5: Solve for x
    x = 107,547,952,226,195.03/12,000,681.47
  6. Step 6: Final answer
    x = 8,961,820.42

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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.