Home / 12,897,492.35-17,798,172.41-7,096,278.02

Finding the Fourth Proportional to 12,897,492.35, 17,798,172.41 and 7,096,278.02

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Solution

The fourth proportional to 12,897,492.35, 17,798,172.41 and 7,096,278.02 is: 9,792,661.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897,492.35 : 17,798,172.41 = 7,096,278.02 : x
  2. Step 2: Convert to fraction form
    12,897,492.35/17,798,172.41 = 7,096,278.02/x
  3. Step 3: Cross multiply
    12,897,492.35x = 17,798,172.41 × 7,096,278.02
  4. Step 4: Simplify right side
    12,897,492.35x = 126,300,779,598,003.27
  5. Step 5: Solve for x
    x = 126,300,779,598,003.27/12,897,492.35
  6. Step 6: Final answer
    x = 9,792,661.72

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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.