Home / 68,390,689.40-94,376,317.02-37,450,325.60

Finding the Fourth Proportional to 68,390,689.40, 94,376,317.02 and 37,450,325.60

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Solution

The fourth proportional to 68,390,689.40, 94,376,317.02 and 37,450,325.60 is: 51,679,897.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,390,689.40 : 94,376,317.02 = 37,450,325.60 : x
  2. Step 2: Convert to fraction form
    68,390,689.40/94,376,317.02 = 37,450,325.60/x
  3. Step 3: Cross multiply
    68,390,689.40x = 94,376,317.02 × 37,450,325.60
  4. Step 4: Simplify right side
    68,390,689.40x = 3,534,423,801,327,821.50
  5. Step 5: Solve for x
    x = 3,534,423,801,327,821.50/68,390,689.40
  6. Step 6: Final answer
    x = 51,679,897.25

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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.