Home / 28,558,314.38-39,442,922.52-19,249,830.02

Finding the Fourth Proportional to 28,558,314.38, 39,442,922.52 and 19,249,830.02

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Solution

The fourth proportional to 28,558,314.38, 39,442,922.52 and 19,249,830.02 is: 26,586,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,558,314.38 : 39,442,922.52 = 19,249,830.02 : x
  2. Step 2: Convert to fraction form
    28,558,314.38/39,442,922.52 = 19,249,830.02/x
  3. Step 3: Cross multiply
    28,558,314.38x = 39,442,922.52 × 19,249,830.02
  4. Step 4: Simplify right side
    28,558,314.38x = 759,269,554,002,030.12
  5. Step 5: Solve for x
    x = 759,269,554,002,030.12/28,558,314.38
  6. Step 6: Final answer
    x = 26,586,637.57

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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.