Home / 29,105,256.25-43,688,165.55-21,437,559.19

Finding the Fourth Proportional to 29,105,256.25, 43,688,165.55 and 21,437,559.19

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Solution

The fourth proportional to 29,105,256.25, 43,688,165.55 and 21,437,559.19 is: 32,178,642.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,105,256.25 : 43,688,165.55 = 21,437,559.19 : x
  2. Step 2: Convert to fraction form
    29,105,256.25/43,688,165.55 = 21,437,559.19/x
  3. Step 3: Cross multiply
    29,105,256.25x = 43,688,165.55 × 21,437,559.19
  4. Step 4: Simplify right side
    29,105,256.25x = 936,567,634,880,643.88
  5. Step 5: Solve for x
    x = 936,567,634,880,643.88/29,105,256.25
  6. Step 6: Final answer
    x = 32,178,642.47

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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.