Home / 22,455,232.16-30,980,608.95-18,318,111.60

Finding the Fourth Proportional to 22,455,232.16, 30,980,608.95 and 18,318,111.60

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Solution

The fourth proportional to 22,455,232.16, 30,980,608.95 and 18,318,111.60 is: 25,272,784.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455,232.16 : 30,980,608.95 = 18,318,111.60 : x
  2. Step 2: Convert to fraction form
    22,455,232.16/30,980,608.95 = 18,318,111.60/x
  3. Step 3: Cross multiply
    22,455,232.16x = 30,980,608.95 × 18,318,111.60
  4. Step 4: Simplify right side
    22,455,232.16x = 567,506,252,182,058.88
  5. Step 5: Solve for x
    x = 567,506,252,182,058.88/22,455,232.16
  6. Step 6: Final answer
    x = 25,272,784.89

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1.5x scale

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.