Home / 17,901,953.80-26,852,930.70-5,122,875.40

Finding the Fourth Proportional to 17,901,953.80, 26,852,930.70 and 5,122,875.40

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Solution

The fourth proportional to 17,901,953.80, 26,852,930.70 and 5,122,875.40 is: 7,684,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,901,953.80 : 26,852,930.70 = 5,122,875.40 : x
  2. Step 2: Convert to fraction form
    17,901,953.80/26,852,930.70 = 5,122,875.40/x
  3. Step 3: Cross multiply
    17,901,953.80x = 26,852,930.70 × 5,122,875.40
  4. Step 4: Simplify right side
    17,901,953.80x = 137,564,218,100,934.78
  5. Step 5: Solve for x
    x = 137,564,218,100,934.78/17,901,953.80
  6. Step 6: Final answer
    x = 7,684,313.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.