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Finding the Fourth Proportional to 9,798,891.30, 14,697,386.55 and 2,975,523.57

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Solution

The fourth proportional to 9,798,891.30, 14,697,386.55 and 2,975,523.57 is: 4,462,996.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798,891.30 : 14,697,386.55 = 2,975,523.57 : x
  2. Step 2: Convert to fraction form
    9,798,891.30/14,697,386.55 = 2,975,523.57/x
  3. Step 3: Cross multiply
    9,798,891.30x = 14,697,386.55 × 2,975,523.57
  4. Step 4: Simplify right side
    9,798,891.30x = 43,732,420,096,925.98
  5. Step 5: Solve for x
    x = 43,732,420,096,925.98/9,798,891.30
  6. Step 6: Final answer
    x = 4,462,996.76

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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.