Home / 15,774,216.03-21,772,050.18-9,249,947.38

Finding the Fourth Proportional to 15,774,216.03, 21,772,050.18 and 9,249,947.38

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Solution

The fourth proportional to 15,774,216.03, 21,772,050.18 and 9,249,947.38 is: 12,767,057.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774,216.03 : 21,772,050.18 = 9,249,947.38 : x
  2. Step 2: Convert to fraction form
    15,774,216.03/21,772,050.18 = 9,249,947.38/x
  3. Step 3: Cross multiply
    15,774,216.03x = 21,772,050.18 × 9,249,947.38
  4. Step 4: Simplify right side
    15,774,216.03x = 201,390,318,590,289.09
  5. Step 5: Solve for x
    x = 201,390,318,590,289.09/15,774,216.03
  6. Step 6: Final answer
    x = 12,767,057.21

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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.