Home / 9,369,127.58-12,900,653.40-8,201,036.87

Finding the Fourth Proportional to 9,369,127.58, 12,900,653.40 and 8,201,036.87

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Solution

The fourth proportional to 9,369,127.58, 12,900,653.40 and 8,201,036.87 is: 11,292,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,369,127.58 : 12,900,653.40 = 8,201,036.87 : x
  2. Step 2: Convert to fraction form
    9,369,127.58/12,900,653.40 = 8,201,036.87/x
  3. Step 3: Cross multiply
    9,369,127.58x = 12,900,653.40 × 8,201,036.87
  4. Step 4: Simplify right side
    9,369,127.58x = 105,798,734,195,118.94
  5. Step 5: Solve for x
    x = 105,798,734,195,118.94/9,369,127.58
  6. Step 6: Final answer
    x = 11,292,271.70

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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.