Home / 38,321,838.95-57,461,491.06-12,748,888.31

Finding the Fourth Proportional to 38,321,838.95, 57,461,491.06 and 12,748,888.31

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Solution

The fourth proportional to 38,321,838.95, 57,461,491.06 and 12,748,888.31 is: 19,116,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,321,838.95 : 57,461,491.06 = 12,748,888.31 : x
  2. Step 2: Convert to fraction form
    38,321,838.95/57,461,491.06 = 12,748,888.31/x
  3. Step 3: Cross multiply
    38,321,838.95x = 57,461,491.06 × 12,748,888.31
  4. Step 4: Simplify right side
    38,321,838.95x = 732,570,131,330,823.75
  5. Step 5: Solve for x
    x = 732,570,131,330,823.75/38,321,838.95
  6. Step 6: Final answer
    x = 19,116,257.24

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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.