Home / 9,571,915.17-13,209,284.49-5,221,094.94

Finding the Fourth Proportional to 9,571,915.17, 13,209,284.49 and 5,221,094.94

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Solution

The fourth proportional to 9,571,915.17, 13,209,284.49 and 5,221,094.94 is: 7,205,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571,915.17 : 13,209,284.49 = 5,221,094.94 : x
  2. Step 2: Convert to fraction form
    9,571,915.17/13,209,284.49 = 5,221,094.94/x
  3. Step 3: Cross multiply
    9,571,915.17x = 13,209,284.49 × 5,221,094.94
  4. Step 4: Simplify right side
    9,571,915.17x = 68,966,928,411,759.48
  5. Step 5: Solve for x
    x = 68,966,928,411,759.48/9,571,915.17
  6. Step 6: Final answer
    x = 7,205,133.68

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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.