Home / 43,670,368.04-65,440,856.40-17,731,126.49

Finding the Fourth Proportional to 43,670,368.04, 65,440,856.40 and 17,731,126.49

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Solution

The fourth proportional to 43,670,368.04, 65,440,856.40 and 17,731,126.49 is: 26,570,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,670,368.04 : 65,440,856.40 = 17,731,126.49 : x
  2. Step 2: Convert to fraction form
    43,670,368.04/65,440,856.40 = 17,731,126.49/x
  3. Step 3: Cross multiply
    43,670,368.04x = 65,440,856.40 × 17,731,126.49
  4. Step 4: Simplify right side
    43,670,368.04x = 1,160,340,102,442,326
  5. Step 5: Solve for x
    x = 1,160,340,102,442,326/43,670,368.04
  6. Step 6: Final answer
    x = 26,570,421.88

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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.