Home / 46,353,975.20-69,518,521.20-19,422,058.40

Finding the Fourth Proportional to 46,353,975.20, 69,518,521.20 and 19,422,058.40

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Solution

The fourth proportional to 46,353,975.20, 69,518,521.20 and 19,422,058.40 is: 29,127,874.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,353,975.20 : 69,518,521.20 = 19,422,058.40 : x
  2. Step 2: Convert to fraction form
    46,353,975.20/69,518,521.20 = 19,422,058.40/x
  3. Step 3: Cross multiply
    46,353,975.20x = 69,518,521.20 × 19,422,058.40
  4. Step 4: Simplify right side
    46,353,975.20x = 1,350,192,778,628,038
  5. Step 5: Solve for x
    x = 1,350,192,778,628,038/46,353,975.20
  6. Step 6: Final answer
    x = 29,127,874.64

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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.