Home / 19,395,963.12-26,759,931.48-12,525,089.52

Finding the Fourth Proportional to 19,395,963.12, 26,759,931.48 and 12,525,089.52

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Solution

The fourth proportional to 19,395,963.12, 26,759,931.48 and 12,525,089.52 is: 17,280,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395,963.12 : 26,759,931.48 = 12,525,089.52 : x
  2. Step 2: Convert to fraction form
    19,395,963.12/26,759,931.48 = 12,525,089.52/x
  3. Step 3: Cross multiply
    19,395,963.12x = 26,759,931.48 × 12,525,089.52
  4. Step 4: Simplify right side
    19,395,963.12x = 335,170,537,336,066.06
  5. Step 5: Solve for x
    x = 335,170,537,336,066.06/19,395,963.12
  6. Step 6: Final answer
    x = 17,280,427.65

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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.