Home / 13,528,148.95-18,656,791.43-10,548,590.88

Finding the Fourth Proportional to 13,528,148.95, 18,656,791.43 and 10,548,590.88

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Solution

The fourth proportional to 13,528,148.95, 18,656,791.43 and 10,548,590.88 is: 14,547,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528,148.95 : 18,656,791.43 = 10,548,590.88 : x
  2. Step 2: Convert to fraction form
    13,528,148.95/18,656,791.43 = 10,548,590.88/x
  3. Step 3: Cross multiply
    13,528,148.95x = 18,656,791.43 × 10,548,590.88
  4. Step 4: Simplify right side
    13,528,148.95x = 196,802,859,945,780.16
  5. Step 5: Solve for x
    x = 196,802,859,945,780.16/13,528,148.95
  6. Step 6: Final answer
    x = 14,547,656.20

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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.