Home / 40,263,467.65-60,338,903.74-21,779,506.80

Finding the Fourth Proportional to 40,263,467.65, 60,338,903.74 and 21,779,506.80

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Solution

The fourth proportional to 40,263,467.65, 60,338,903.74 and 21,779,506.80 is: 32,638,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,263,467.65 : 60,338,903.74 = 21,779,506.80 : x
  2. Step 2: Convert to fraction form
    40,263,467.65/60,338,903.74 = 21,779,506.80/x
  3. Step 3: Cross multiply
    40,263,467.65x = 60,338,903.74 × 21,779,506.80
  4. Step 4: Simplify right side
    40,263,467.65x = 1,314,151,564,255,426.75
  5. Step 5: Solve for x
    x = 1,314,151,564,255,426.75/40,263,467.65
  6. Step 6: Final answer
    x = 32,638,807.36

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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.