Home / 9,984,722.40-13,778,971.83-5,574,647.43

Finding the Fourth Proportional to 9,984,722.40, 13,778,971.83 and 5,574,647.43

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Solution

The fourth proportional to 9,984,722.40, 13,778,971.83 and 5,574,647.43 is: 7,693,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984,722.40 : 13,778,971.83 = 5,574,647.43 : x
  2. Step 2: Convert to fraction form
    9,984,722.40/13,778,971.83 = 5,574,647.43/x
  3. Step 3: Cross multiply
    9,984,722.40x = 13,778,971.83 × 5,574,647.43
  4. Step 4: Simplify right side
    9,984,722.40x = 76,812,909,900,151.89
  5. Step 5: Solve for x
    x = 76,812,909,900,151.89/9,984,722.40
  6. Step 6: Final answer
    x = 7,693,044.12

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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.