Home / 19,392,936.17-26,762,458.13-10,691,420.15

Finding the Fourth Proportional to 19,392,936.17, 26,762,458.13 and 10,691,420.15

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Solution

The fourth proportional to 19,392,936.17, 26,762,458.13 and 10,691,420.15 is: 14,754,273.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392,936.17 : 26,762,458.13 = 10,691,420.15 : x
  2. Step 2: Convert to fraction form
    19,392,936.17/26,762,458.13 = 10,691,420.15/x
  3. Step 3: Cross multiply
    19,392,936.17x = 26,762,458.13 × 10,691,420.15
  4. Step 4: Simplify right side
    19,392,936.17x = 286,128,683,927,343.94
  5. Step 5: Solve for x
    x = 286,128,683,927,343.94/19,392,936.17
  6. Step 6: Final answer
    x = 14,754,273.48

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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.