Home / 18,355,501.20-27,533,251.80-9,852,445.20

Finding the Fourth Proportional to 18,355,501.20, 27,533,251.80 and 9,852,445.20

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Solution

The fourth proportional to 18,355,501.20, 27,533,251.80 and 9,852,445.20 is: 14,778,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355,501.20 : 27,533,251.80 = 9,852,445.20 : x
  2. Step 2: Convert to fraction form
    18,355,501.20/27,533,251.80 = 9,852,445.20/x
  3. Step 3: Cross multiply
    18,355,501.20x = 27,533,251.80 × 9,852,445.20
  4. Step 4: Simplify right side
    18,355,501.20x = 271,269,854,537,301.34
  5. Step 5: Solve for x
    x = 271,269,854,537,301.34/18,355,501.20
  6. Step 6: Final answer
    x = 14,778,667.80

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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.