Home / 31,242,447.50-43,111,295.28-17,303,437.40

Finding the Fourth Proportional to 31,242,447.50, 43,111,295.28 and 17,303,437.40

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Solution

The fourth proportional to 31,242,447.50, 43,111,295.28 and 17,303,437.40 is: 23,876,925.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,242,447.50 : 43,111,295.28 = 17,303,437.40 : x
  2. Step 2: Convert to fraction form
    31,242,447.50/43,111,295.28 = 17,303,437.40/x
  3. Step 3: Cross multiply
    31,242,447.50x = 43,111,295.28 × 17,303,437.40
  4. Step 4: Simplify right side
    31,242,447.50x = 745,973,599,110,395.38
  5. Step 5: Solve for x
    x = 745,973,599,110,395.38/31,242,447.50
  6. Step 6: Final answer
    x = 23,876,925.75

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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.