Home / 9,798,915.16-13,523,259.54-5,878,818.28

Finding the Fourth Proportional to 9,798,915.16, 13,523,259.54 and 5,878,818.28

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Solution

The fourth proportional to 9,798,915.16, 13,523,259.54 and 5,878,818.28 is: 8,113,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798,915.16 : 13,523,259.54 = 5,878,818.28 : x
  2. Step 2: Convert to fraction form
    9,798,915.16/13,523,259.54 = 5,878,818.28/x
  3. Step 3: Cross multiply
    9,798,915.16x = 13,523,259.54 × 5,878,818.28
  4. Step 4: Simplify right side
    9,798,915.16x = 79,500,785,388,936.39
  5. Step 5: Solve for x
    x = 79,500,785,388,936.39/9,798,915.16
  6. Step 6: Final answer
    x = 8,113,223.16

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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.