Home / 18,972,339.81-26,181,798.80-10,270,510.13

Finding the Fourth Proportional to 18,972,339.81, 26,181,798.80 and 10,270,510.13

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Solution

The fourth proportional to 18,972,339.81, 26,181,798.80 and 10,270,510.13 is: 14,173,287.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972,339.81 : 26,181,798.80 = 10,270,510.13 : x
  2. Step 2: Convert to fraction form
    18,972,339.81/26,181,798.80 = 10,270,510.13/x
  3. Step 3: Cross multiply
    18,972,339.81x = 26,181,798.80 × 10,270,510.13
  4. Step 4: Simplify right side
    18,972,339.81x = 268,900,429,614,760.31
  5. Step 5: Solve for x
    x = 268,900,429,614,760.31/18,972,339.81
  6. Step 6: Final answer
    x = 14,173,287.65

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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.