Home / 46,945,128.60-70,367,992.98-15,791,127.72

Finding the Fourth Proportional to 46,945,128.60, 70,367,992.98 and 15,791,127.72

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Solution

The fourth proportional to 46,945,128.60, 70,367,992.98 and 15,791,127.72 is: 23,669,973.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,945,128.60 : 70,367,992.98 = 15,791,127.72 : x
  2. Step 2: Convert to fraction form
    46,945,128.60/70,367,992.98 = 15,791,127.72/x
  3. Step 3: Cross multiply
    46,945,128.60x = 70,367,992.98 × 15,791,127.72
  4. Step 4: Simplify right side
    46,945,128.60x = 1,111,189,964,547,243.50
  5. Step 5: Solve for x
    x = 1,111,189,964,547,243.50/46,945,128.60
  6. Step 6: Final answer
    x = 23,669,973.81

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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.