Home / 21,734,681.70-32,602,022.55-15,357,389.70

Finding the Fourth Proportional to 21,734,681.70, 32,602,022.55 and 15,357,389.70

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Solution

The fourth proportional to 21,734,681.70, 32,602,022.55 and 15,357,389.70 is: 23,036,084.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734,681.70 : 32,602,022.55 = 15,357,389.70 : x
  2. Step 2: Convert to fraction form
    21,734,681.70/32,602,022.55 = 15,357,389.70/x
  3. Step 3: Cross multiply
    21,734,681.70x = 32,602,022.55 × 15,357,389.70
  4. Step 4: Simplify right side
    21,734,681.70x = 500,681,965,308,537.75
  5. Step 5: Solve for x
    x = 500,681,965,308,537.75/21,734,681.70
  6. Step 6: Final answer
    x = 23,036,084.55

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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.