Home / 25,431,459.64-35,095,013.98-13,828,921.63

Finding the Fourth Proportional to 25,431,459.64, 35,095,013.98 and 13,828,921.63

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Solution

The fourth proportional to 25,431,459.64, 35,095,013.98 and 13,828,921.63 is: 19,083,694.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,431,459.64 : 35,095,013.98 = 13,828,921.63 : x
  2. Step 2: Convert to fraction form
    25,431,459.64/35,095,013.98 = 13,828,921.63/x
  3. Step 3: Cross multiply
    25,431,459.64x = 35,095,013.98 × 13,828,921.63
  4. Step 4: Simplify right side
    25,431,459.64x = 485,326,197,810,864.50
  5. Step 5: Solve for x
    x = 485,326,197,810,864.50/25,431,459.64
  6. Step 6: Final answer
    x = 19,083,694.16

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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.