Home / 47,376,001.70-71,043,266.55-21,808,513.70

Finding the Fourth Proportional to 47,376,001.70, 71,043,266.55 and 21,808,513.70

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Solution

The fourth proportional to 47,376,001.70, 71,043,266.55 and 21,808,513.70 is: 32,703,225.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,376,001.70 : 71,043,266.55 = 21,808,513.70 : x
  2. Step 2: Convert to fraction form
    47,376,001.70/71,043,266.55 = 21,808,513.70/x
  3. Step 3: Cross multiply
    47,376,001.70x = 71,043,266.55 × 21,808,513.70
  4. Step 4: Simplify right side
    47,376,001.70x = 1,549,348,051,848,426.50
  5. Step 5: Solve for x
    x = 1,549,348,051,848,426.50/47,376,001.70
  6. Step 6: Final answer
    x = 32,703,225.18

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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.