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Finding the Fourth Proportional to 9,963,668.70, 14,948,127.45 and 3,573,254.70

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Solution

The fourth proportional to 9,963,668.70, 14,948,127.45 and 3,573,254.70 is: 5,360,823.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963,668.70 : 14,948,127.45 = 3,573,254.70 : x
  2. Step 2: Convert to fraction form
    9,963,668.70/14,948,127.45 = 3,573,254.70/x
  3. Step 3: Cross multiply
    9,963,668.70x = 14,948,127.45 × 3,573,254.70
  4. Step 4: Simplify right side
    9,963,668.70x = 53,413,466,666,911.52
  5. Step 5: Solve for x
    x = 53,413,466,666,911.52/9,963,668.70
  6. Step 6: Final answer
    x = 5,360,823.23

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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.