Home / 38,371,510.14-52,952,821.56-20,967,855.18

Finding the Fourth Proportional to 38,371,510.14, 52,952,821.56 and 20,967,855.18

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Solution

The fourth proportional to 38,371,510.14, 52,952,821.56 and 20,967,855.18 is: 28,935,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,371,510.14 : 52,952,821.56 = 20,967,855.18 : x
  2. Step 2: Convert to fraction form
    38,371,510.14/52,952,821.56 = 20,967,855.18/x
  3. Step 3: Cross multiply
    38,371,510.14x = 52,952,821.56 × 20,967,855.18
  4. Step 4: Simplify right side
    38,371,510.14x = 1,110,307,093,842,461.75
  5. Step 5: Solve for x
    x = 1,110,307,093,842,461.75/38,371,510.14
  6. Step 6: Final answer
    x = 28,935,715.32

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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.