Home / 9,822,029.79-13,554,541.54-5,636,396.78

Finding the Fourth Proportional to 9,822,029.79, 13,554,541.54 and 5,636,396.78

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Solution

The fourth proportional to 9,822,029.79, 13,554,541.54 and 5,636,396.78 is: 7,778,308.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,822,029.79 : 13,554,541.54 = 5,636,396.78 : x
  2. Step 2: Convert to fraction form
    9,822,029.79/13,554,541.54 = 5,636,396.78/x
  3. Step 3: Cross multiply
    9,822,029.79x = 13,554,541.54 × 5,636,396.78
  4. Step 4: Simplify right side
    9,822,029.79x = 76,398,774,280,534.55
  5. Step 5: Solve for x
    x = 76,398,774,280,534.55/9,822,029.79
  6. Step 6: Final answer
    x = 7,778,308.14

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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.