Home / 13,671,277.96-18,865,990.34-7,559,497.48

Finding the Fourth Proportional to 13,671,277.96, 18,865,990.34 and 7,559,497.48

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Solution

The fourth proportional to 13,671,277.96, 18,865,990.34 and 7,559,497.48 is: 10,431,900.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,671,277.96 : 18,865,990.34 = 7,559,497.48 : x
  2. Step 2: Convert to fraction form
    13,671,277.96/18,865,990.34 = 7,559,497.48/x
  3. Step 3: Cross multiply
    13,671,277.96x = 18,865,990.34 × 7,559,497.48
  4. Step 4: Simplify right side
    13,671,277.96x = 142,617,406,390,436.41
  5. Step 5: Solve for x
    x = 142,617,406,390,436.41/13,671,277.96
  6. Step 6: Final answer
    x = 10,431,900.14

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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.