Home / 15,754,220.90-23,631,331.35-12,565,574.90

Finding the Fourth Proportional to 15,754,220.90, 23,631,331.35 and 12,565,574.90

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Solution

The fourth proportional to 15,754,220.90, 23,631,331.35 and 12,565,574.90 is: 18,848,362.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754,220.90 : 23,631,331.35 = 12,565,574.90 : x
  2. Step 2: Convert to fraction form
    15,754,220.90/23,631,331.35 = 12,565,574.90/x
  3. Step 3: Cross multiply
    15,754,220.90x = 23,631,331.35 × 12,565,574.90
  4. Step 4: Simplify right side
    15,754,220.90x = 296,941,264,065,143.12
  5. Step 5: Solve for x
    x = 296,941,264,065,143.12/15,754,220.90
  6. Step 6: Final answer
    x = 18,848,362.35

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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.