Home / 10,136,567.07-13,988,812.19-5,552,888.85

Finding the Fourth Proportional to 10,136,567.07, 13,988,812.19 and 5,552,888.85

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Solution

The fourth proportional to 10,136,567.07, 13,988,812.19 and 5,552,888.85 is: 7,663,178.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136,567.07 : 13,988,812.19 = 5,552,888.85 : x
  2. Step 2: Convert to fraction form
    10,136,567.07/13,988,812.19 = 5,552,888.85/x
  3. Step 3: Cross multiply
    10,136,567.07x = 13,988,812.19 × 5,552,888.85
  4. Step 4: Simplify right side
    10,136,567.07x = 77,678,319,206,830.64
  5. Step 5: Solve for x
    x = 77,678,319,206,830.64/10,136,567.07
  6. Step 6: Final answer
    x = 7,663,178.14

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1.5x scale

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.