Home / 29,147,990.40-43,721,985.60-8,953,232.40

Finding the Fourth Proportional to 29,147,990.40, 43,721,985.60 and 8,953,232.40

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Solution

The fourth proportional to 29,147,990.40, 43,721,985.60 and 8,953,232.40 is: 13,429,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147,990.40 : 43,721,985.60 = 8,953,232.40 : x
  2. Step 2: Convert to fraction form
    29,147,990.40/43,721,985.60 = 8,953,232.40/x
  3. Step 3: Cross multiply
    29,147,990.40x = 43,721,985.60 × 8,953,232.40
  4. Step 4: Simplify right side
    29,147,990.40x = 391,453,098,066,253.50
  5. Step 5: Solve for x
    x = 391,453,098,066,253.50/29,147,990.40
  6. Step 6: Final answer
    x = 13,429,848.60

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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.