Home / 16,820,505.14-23,212,306.37-9,085,547.38

Finding the Fourth Proportional to 16,820,505.14, 23,212,306.37 and 9,085,547.38

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Solution

The fourth proportional to 16,820,505.14, 23,212,306.37 and 9,085,547.38 is: 12,538,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820,505.14 : 23,212,306.37 = 9,085,547.38 : x
  2. Step 2: Convert to fraction form
    16,820,505.14/23,212,306.37 = 9,085,547.38/x
  3. Step 3: Cross multiply
    16,820,505.14x = 23,212,306.37 × 9,085,547.38
  4. Step 4: Simplify right side
    16,820,505.14x = 210,896,509,323,710.84
  5. Step 5: Solve for x
    x = 210,896,509,323,710.84/16,820,505.14
  6. Step 6: Final answer
    x = 12,538,060.40

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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.