Home / 21,505,501.80-32,258,252.70-10,755,959.40

Finding the Fourth Proportional to 21,505,501.80, 32,258,252.70 and 10,755,959.40

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Solution

The fourth proportional to 21,505,501.80, 32,258,252.70 and 10,755,959.40 is: 16,133,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,501.80 : 32,258,252.70 = 10,755,959.40 : x
  2. Step 2: Convert to fraction form
    21,505,501.80/32,258,252.70 = 10,755,959.40/x
  3. Step 3: Cross multiply
    21,505,501.80x = 32,258,252.70 × 10,755,959.40
  4. Step 4: Simplify right side
    21,505,501.80x = 346,968,456,356,140.38
  5. Step 5: Solve for x
    x = 346,968,456,356,140.38/21,505,501.80
  6. Step 6: Final answer
    x = 16,133,939.10

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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.