Home / 31,155,097.50-42,993,928.85-17,216,063.46

Finding the Fourth Proportional to 31,155,097.50, 42,993,928.85 and 17,216,063.46

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Solution

The fourth proportional to 31,155,097.50, 42,993,928.85 and 17,216,063.46 is: 23,758,109.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,155,097.50 : 42,993,928.85 = 17,216,063.46 : x
  2. Step 2: Convert to fraction form
    31,155,097.50/42,993,928.85 = 17,216,063.46/x
  3. Step 3: Cross multiply
    31,155,097.50x = 42,993,928.85 × 17,216,063.46
  4. Step 4: Simplify right side
    31,155,097.50x = 740,186,207,390,244.50
  5. Step 5: Solve for x
    x = 740,186,207,390,244.50/31,155,097.50
  6. Step 6: Final answer
    x = 23,758,109.16

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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.