Home / 14,489,747.40-19,996,330.95-7,963,608.18

Finding the Fourth Proportional to 14,489,747.40, 19,996,330.95 and 7,963,608.18

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Solution

The fourth proportional to 14,489,747.40, 19,996,330.95 and 7,963,608.18 is: 10,990,042.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,747.40 : 19,996,330.95 = 7,963,608.18 : x
  2. Step 2: Convert to fraction form
    14,489,747.40/19,996,330.95 = 7,963,608.18/x
  3. Step 3: Cross multiply
    14,489,747.40x = 19,996,330.95 × 7,963,608.18
  4. Step 4: Simplify right side
    14,489,747.40x = 159,242,944,583,607.47
  5. Step 5: Solve for x
    x = 159,242,944,583,607.47/14,489,747.40
  6. Step 6: Final answer
    x = 10,990,042.84

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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.