Home / 35,837,568.40-53,760,289.20-13,123,386.40

Finding the Fourth Proportional to 35,837,568.40, 53,760,289.20 and 13,123,386.40

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Solution

The fourth proportional to 35,837,568.40, 53,760,289.20 and 13,123,386.40 is: 19,686,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,837,568.40 : 53,760,289.20 = 13,123,386.40 : x
  2. Step 2: Convert to fraction form
    35,837,568.40/53,760,289.20 = 13,123,386.40/x
  3. Step 3: Cross multiply
    35,837,568.40x = 53,760,289.20 × 13,123,386.40
  4. Step 4: Simplify right side
    35,837,568.40x = 705,517,048,147,347
  5. Step 5: Solve for x
    x = 705,517,048,147,347/35,837,568.40
  6. Step 6: Final answer
    x = 19,686,521.15

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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.