Home / 19,785,258.45-29,634,038.34-15,202,574.91

Finding the Fourth Proportional to 19,785,258.45, 29,634,038.34 and 15,202,574.91

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Solution

The fourth proportional to 19,785,258.45, 29,634,038.34 and 15,202,574.91 is: 22,770,169.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,785,258.45 : 29,634,038.34 = 15,202,574.91 : x
  2. Step 2: Convert to fraction form
    19,785,258.45/29,634,038.34 = 15,202,574.91/x
  3. Step 3: Cross multiply
    19,785,258.45x = 29,634,038.34 × 15,202,574.91
  4. Step 4: Simplify right side
    19,785,258.45x = 450,513,687,749,662.06
  5. Step 5: Solve for x
    x = 450,513,687,749,662.06/19,785,258.45
  6. Step 6: Final answer
    x = 22,770,169.46

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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.