Home / 23,441,999.79-32,349,959.71-13,128,722.88

Finding the Fourth Proportional to 23,441,999.79, 32,349,959.71 and 13,128,722.88

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Solution

The fourth proportional to 23,441,999.79, 32,349,959.71 and 13,128,722.88 is: 18,117,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,441,999.79 : 32,349,959.71 = 13,128,722.88 : x
  2. Step 2: Convert to fraction form
    23,441,999.79/32,349,959.71 = 13,128,722.88/x
  3. Step 3: Cross multiply
    23,441,999.79x = 32,349,959.71 × 13,128,722.88
  4. Step 4: Simplify right side
    23,441,999.79x = 424,713,656,349,478.38
  5. Step 5: Solve for x
    x = 424,713,656,349,478.38/23,441,999.79
  6. Step 6: Final answer
    x = 18,117,637.58

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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.