Home / 43,721,835.60-65,582,753.40-13,429,698.60

Finding the Fourth Proportional to 43,721,835.60, 65,582,753.40 and 13,429,698.60

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Solution

The fourth proportional to 43,721,835.60, 65,582,753.40 and 13,429,698.60 is: 20,144,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,721,835.60 : 65,582,753.40 = 13,429,698.60 : x
  2. Step 2: Convert to fraction form
    43,721,835.60/65,582,753.40 = 13,429,698.60/x
  3. Step 3: Cross multiply
    43,721,835.60x = 65,582,753.40 × 13,429,698.60
  4. Step 4: Simplify right side
    43,721,835.60x = 880,756,611,520,125.25
  5. Step 5: Solve for x
    x = 880,756,611,520,125.25/43,721,835.60
  6. Step 6: Final answer
    x = 20,144,547.90

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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.