Home / 37,018,567.28-51,085,267.08-21,331,828.64

Finding the Fourth Proportional to 37,018,567.28, 51,085,267.08 and 21,331,828.64

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Solution

The fourth proportional to 37,018,567.28, 51,085,267.08 and 21,331,828.64 is: 29,437,718.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,018,567.28 : 51,085,267.08 = 21,331,828.64 : x
  2. Step 2: Convert to fraction form
    37,018,567.28/51,085,267.08 = 21,331,828.64/x
  3. Step 3: Cross multiply
    37,018,567.28x = 51,085,267.08 × 21,331,828.64
  4. Step 4: Simplify right side
    37,018,567.28x = 1,089,742,163,379,193.12
  5. Step 5: Solve for x
    x = 1,089,742,163,379,193.12/37,018,567.28
  6. Step 6: Final answer
    x = 29,437,718.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.