Home / 21,959,151.15-30,265,804.02-14,603,841.65

Finding the Fourth Proportional to 21,959,151.15, 30,265,804.02 and 14,603,841.65

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Solution

The fourth proportional to 21,959,151.15, 30,265,804.02 and 14,603,841.65 is: 20,128,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,959,151.15 : 30,265,804.02 = 14,603,841.65 : x
  2. Step 2: Convert to fraction form
    21,959,151.15/30,265,804.02 = 14,603,841.65/x
  3. Step 3: Cross multiply
    21,959,151.15x = 30,265,804.02 × 14,603,841.65
  4. Step 4: Simplify right side
    21,959,151.15x = 441,997,009,166,684.38
  5. Step 5: Solve for x
    x = 441,997,009,166,684.38/21,959,151.15
  6. Step 6: Final answer
    x = 20,128,146.40

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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.