Home / 42,804,967.20-64,207,450.80-27,499,466.40

Finding the Fourth Proportional to 42,804,967.20, 64,207,450.80 and 27,499,466.40

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Solution

The fourth proportional to 42,804,967.20, 64,207,450.80 and 27,499,466.40 is: 41,249,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,804,967.20 : 64,207,450.80 = 27,499,466.40 : x
  2. Step 2: Convert to fraction form
    42,804,967.20/64,207,450.80 = 27,499,466.40/x
  3. Step 3: Cross multiply
    42,804,967.20x = 64,207,450.80 × 27,499,466.40
  4. Step 4: Simplify right side
    42,804,967.20x = 1,765,670,635,904,253
  5. Step 5: Solve for x
    x = 1,765,670,635,904,253/42,804,967.20
  6. Step 6: Final answer
    x = 41,249,199.60

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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.