Home / 27,091,769.60-40,604,476.80-11,929,606.40

Finding the Fourth Proportional to 27,091,769.60, 40,604,476.80 and 11,929,606.40

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Solution

The fourth proportional to 27,091,769.60, 40,604,476.80 and 11,929,606.40 is: 17,879,800.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,091,769.60 : 40,604,476.80 = 11,929,606.40 : x
  2. Step 2: Convert to fraction form
    27,091,769.60/40,604,476.80 = 11,929,606.40/x
  3. Step 3: Cross multiply
    27,091,769.60x = 40,604,476.80 × 11,929,606.40
  4. Step 4: Simplify right side
    27,091,769.60x = 484,395,426,301,931.50
  5. Step 5: Solve for x
    x = 484,395,426,301,931.50/27,091,769.60
  6. Step 6: Final answer
    x = 17,879,800.16

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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.