Home / 39,702,947.70-59,554,421.55-19,547,555.70

Finding the Fourth Proportional to 39,702,947.70, 59,554,421.55 and 19,547,555.70

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Solution

The fourth proportional to 39,702,947.70, 59,554,421.55 and 19,547,555.70 is: 29,321,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,702,947.70 : 59,554,421.55 = 19,547,555.70 : x
  2. Step 2: Convert to fraction form
    39,702,947.70/59,554,421.55 = 19,547,555.70/x
  3. Step 3: Cross multiply
    39,702,947.70x = 59,554,421.55 × 19,547,555.70
  4. Step 4: Simplify right side
    39,702,947.70x = 1,164,143,372,429,905.25
  5. Step 5: Solve for x
    x = 1,164,143,372,429,905.25/39,702,947.70
  6. Step 6: Final answer
    x = 29,321,333.55

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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.