Home / 43,555,511.21-65,343,109.52-14,409,281.72

Finding the Fourth Proportional to 43,555,511.21, 65,343,109.52 and 14,409,281.72

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Solution

The fourth proportional to 43,555,511.21, 65,343,109.52 and 14,409,281.72 is: 21,617,178.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,555,511.21 : 65,343,109.52 = 14,409,281.72 : x
  2. Step 2: Convert to fraction form
    43,555,511.21/65,343,109.52 = 14,409,281.72/x
  3. Step 3: Cross multiply
    43,555,511.21x = 65,343,109.52 × 14,409,281.72
  4. Step 4: Simplify right side
    43,555,511.21x = 941,547,273,733,875
  5. Step 5: Solve for x
    x = 941,547,273,733,875/43,555,511.21
  6. Step 6: Final answer
    x = 21,617,178.81

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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.