Home / 29,118,054.60-43,692,828.30-12,946,501.80

Finding the Fourth Proportional to 29,118,054.60, 43,692,828.30 and 12,946,501.80

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Solution

The fourth proportional to 29,118,054.60, 43,692,828.30 and 12,946,501.80 is: 19,426,753.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,118,054.60 : 43,692,828.30 = 12,946,501.80 : x
  2. Step 2: Convert to fraction form
    29,118,054.60/43,692,828.30 = 12,946,501.80/x
  3. Step 3: Cross multiply
    29,118,054.60x = 43,692,828.30 × 12,946,501.80
  4. Step 4: Simplify right side
    29,118,054.60x = 565,669,280,233,040.88
  5. Step 5: Solve for x
    x = 565,669,280,233,040.88/29,118,054.60
  6. Step 6: Final answer
    x = 19,426,753.88

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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.