Home / 19,191,776.55-28,813,203.31-10,100,258.63

Finding the Fourth Proportional to 19,191,776.55, 28,813,203.31 and 10,100,258.63

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Solution

The fourth proportional to 19,191,776.55, 28,813,203.31 and 10,100,258.63 is: 15,163,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191,776.55 : 28,813,203.31 = 10,100,258.63 : x
  2. Step 2: Convert to fraction form
    19,191,776.55/28,813,203.31 = 10,100,258.63/x
  3. Step 3: Cross multiply
    19,191,776.55x = 28,813,203.31 × 10,100,258.63
  4. Step 4: Simplify right side
    19,191,776.55x = 291,020,805,389,772.06
  5. Step 5: Solve for x
    x = 291,020,805,389,772.06/19,191,776.55
  6. Step 6: Final answer
    x = 15,163,828.35

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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.