Home / 46,685,938.82-70,016,685.19-13,887,670.79

Finding the Fourth Proportional to 46,685,938.82, 70,016,685.19 and 13,887,670.79

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Solution

The fourth proportional to 46,685,938.82, 70,016,685.19 and 13,887,670.79 is: 20,827,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,685,938.82 : 70,016,685.19 = 13,887,670.79 : x
  2. Step 2: Convert to fraction form
    46,685,938.82/70,016,685.19 = 13,887,670.79/x
  3. Step 3: Cross multiply
    46,685,938.82x = 70,016,685.19 × 13,887,670.79
  4. Step 4: Simplify right side
    46,685,938.82x = 972,368,673,866,111.12
  5. Step 5: Solve for x
    x = 972,368,673,866,111.12/46,685,938.82
  6. Step 6: Final answer
    x = 20,827,870.20

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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.