Home / 39,611,780.60-59,417,670.90-18,088,420.10

Finding the Fourth Proportional to 39,611,780.60, 59,417,670.90 and 18,088,420.10

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Solution

The fourth proportional to 39,611,780.60, 59,417,670.90 and 18,088,420.10 is: 27,132,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,611,780.60 : 59,417,670.90 = 18,088,420.10 : x
  2. Step 2: Convert to fraction form
    39,611,780.60/59,417,670.90 = 18,088,420.10/x
  3. Step 3: Cross multiply
    39,611,780.60x = 59,417,670.90 × 18,088,420.10
  4. Step 4: Simplify right side
    39,611,780.60x = 1,074,771,792,602,745.12
  5. Step 5: Solve for x
    x = 1,074,771,792,602,745.12/39,611,780.60
  6. Step 6: Final answer
    x = 27,132,630.15

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1.5x scale

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.