Home / 16,927,430.69-23,367,004.80-11,428,254.02

Finding the Fourth Proportional to 16,927,430.69, 23,367,004.80 and 11,428,254.02

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Solution

The fourth proportional to 16,927,430.69, 23,367,004.80 and 11,428,254.02 is: 15,775,818.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,927,430.69 : 23,367,004.80 = 11,428,254.02 : x
  2. Step 2: Convert to fraction form
    16,927,430.69/23,367,004.80 = 11,428,254.02/x
  3. Step 3: Cross multiply
    16,927,430.69x = 23,367,004.80 × 11,428,254.02
  4. Step 4: Simplify right side
    16,927,430.69x = 267,044,066,540,959.28
  5. Step 5: Solve for x
    x = 267,044,066,540,959.28/16,927,430.69
  6. Step 6: Final answer
    x = 15,775,818.05

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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.