Home / 28,351,486.98-42,526,738.17-9,182,278.89

Finding the Fourth Proportional to 28,351,486.98, 42,526,738.17 and 9,182,278.89

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Solution

The fourth proportional to 28,351,486.98, 42,526,738.17 and 9,182,278.89 is: 13,773,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,351,486.98 : 42,526,738.17 = 9,182,278.89 : x
  2. Step 2: Convert to fraction form
    28,351,486.98/42,526,738.17 = 9,182,278.89/x
  3. Step 3: Cross multiply
    28,351,486.98x = 42,526,738.17 × 9,182,278.89
  4. Step 4: Simplify right side
    28,351,486.98x = 390,492,370,158,948.25
  5. Step 5: Solve for x
    x = 390,492,370,158,948.25/28,351,486.98
  6. Step 6: Final answer
    x = 13,773,258.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.