Home / 13,459,238.04-18,573,654-7,347,666.54

Finding the Fourth Proportional to 13,459,238.04, 18,573,654 and 7,347,666.54

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Solution

The fourth proportional to 13,459,238.04, 18,573,654 and 7,347,666.54 is: 10,139,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,238.04 : 18,573,654 = 7,347,666.54 : x
  2. Step 2: Convert to fraction form
    13,459,238.04/18,573,654 = 7,347,666.54/x
  3. Step 3: Cross multiply
    13,459,238.04x = 18,573,654 × 7,347,666.54
  4. Step 4: Simplify right side
    13,459,238.04x = 136,473,016,021,337.16
  5. Step 5: Solve for x
    x = 136,473,016,021,337.16/13,459,238.04
  6. Step 6: Final answer
    x = 10,139,728.24

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1.5x scale

Why These Related Problems?

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