Home / 27,227,427.80-40,841,141.70-21,062,712.20

Finding the Fourth Proportional to 27,227,427.80, 40,841,141.70 and 21,062,712.20

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Solution

The fourth proportional to 27,227,427.80, 40,841,141.70 and 21,062,712.20 is: 31,594,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,227,427.80 : 40,841,141.70 = 21,062,712.20 : x
  2. Step 2: Convert to fraction form
    27,227,427.80/40,841,141.70 = 21,062,712.20/x
  3. Step 3: Cross multiply
    27,227,427.80x = 40,841,141.70 × 21,062,712.20
  4. Step 4: Simplify right side
    27,227,427.80x = 860,225,213,546,518.75
  5. Step 5: Solve for x
    x = 860,225,213,546,518.75/27,227,427.80
  6. Step 6: Final answer
    x = 31,594,068.30

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1.5x scale

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.