Home / 9,785,210.48-13,504,039.08-5,434,316.72

Finding the Fourth Proportional to 9,785,210.48, 13,504,039.08 and 5,434,316.72

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Solution

The fourth proportional to 9,785,210.48, 13,504,039.08 and 5,434,316.72 is: 7,499,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,210.48 : 13,504,039.08 = 5,434,316.72 : x
  2. Step 2: Convert to fraction form
    9,785,210.48/13,504,039.08 = 5,434,316.72/x
  3. Step 3: Cross multiply
    9,785,210.48x = 13,504,039.08 × 5,434,316.72
  4. Step 4: Simplify right side
    9,785,210.48x = 73,385,225,359,977.42
  5. Step 5: Solve for x
    x = 73,385,225,359,977.42/9,785,210.48
  6. Step 6: Final answer
    x = 7,499,606.22

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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.