Home / 19,160,908.22-28,730,728.65-6,374,432.90

Finding the Fourth Proportional to 19,160,908.22, 28,730,728.65 and 6,374,432.90

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Solution

The fourth proportional to 19,160,908.22, 28,730,728.65 and 6,374,432.90 is: 9,558,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160,908.22 : 28,730,728.65 = 6,374,432.90 : x
  2. Step 2: Convert to fraction form
    19,160,908.22/28,730,728.65 = 6,374,432.90/x
  3. Step 3: Cross multiply
    19,160,908.22x = 28,730,728.65 × 6,374,432.90
  4. Step 4: Simplify right side
    19,160,908.22x = 183,142,102,043,263.53
  5. Step 5: Solve for x
    x = 183,142,102,043,263.53/19,160,908.22
  6. Step 6: Final answer
    x = 9,558,111.75

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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.