Home / 35,609,529.40-49,140,561.90-20,139,033.40

Finding the Fourth Proportional to 35,609,529.40, 49,140,561.90 and 20,139,033.40

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Solution

The fourth proportional to 35,609,529.40, 49,140,561.90 and 20,139,033.40 is: 27,791,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609,529.40 : 49,140,561.90 = 20,139,033.40 : x
  2. Step 2: Convert to fraction form
    35,609,529.40/49,140,561.90 = 20,139,033.40/x
  3. Step 3: Cross multiply
    35,609,529.40x = 49,140,561.90 × 20,139,033.40
  4. Step 4: Simplify right side
    35,609,529.40x = 989,643,417,398,867.38
  5. Step 5: Solve for x
    x = 989,643,417,398,867.38/35,609,529.40
  6. Step 6: Final answer
    x = 27,791,533.17

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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.