Home / 32,920,071.64-45,430,062.24-18,235,962.88

Finding the Fourth Proportional to 32,920,071.64, 45,430,062.24 and 18,235,962.88

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Solution

The fourth proportional to 32,920,071.64, 45,430,062.24 and 18,235,962.88 is: 25,165,830.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,920,071.64 : 45,430,062.24 = 18,235,962.88 : x
  2. Step 2: Convert to fraction form
    32,920,071.64/45,430,062.24 = 18,235,962.88/x
  3. Step 3: Cross multiply
    32,920,071.64x = 45,430,062.24 × 18,235,962.88
  4. Step 4: Simplify right side
    32,920,071.64x = 828,460,928,644,729.62
  5. Step 5: Solve for x
    x = 828,460,928,644,729.62/32,920,071.64
  6. Step 6: Final answer
    x = 25,165,830.07

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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.