Home / 71,271,923.50-98,355,255.23-38,676,875.50

Finding the Fourth Proportional to 71,271,923.50, 98,355,255.23 and 38,676,875.50

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Solution

The fourth proportional to 71,271,923.50, 98,355,255.23 and 38,676,875.50 is: 53,374,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,271,923.50 : 98,355,255.23 = 38,676,875.50 : x
  2. Step 2: Convert to fraction form
    71,271,923.50/98,355,255.23 = 38,676,875.50/x
  3. Step 3: Cross multiply
    71,271,923.50x = 98,355,255.23 × 38,676,875.50
  4. Step 4: Simplify right side
    71,271,923.50x = 3,804,073,960,616,272.50
  5. Step 5: Solve for x
    x = 3,804,073,960,616,272.50/71,271,923.50
  6. Step 6: Final answer
    x = 53,374,088.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.