Home / 13,459,256.04-18,573,678.84-7,347,684.54

Finding the Fourth Proportional to 13,459,256.04, 18,573,678.84 and 7,347,684.54

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Solution

The fourth proportional to 13,459,256.04, 18,573,678.84 and 7,347,684.54 is: 10,139,753.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,256.04 : 18,573,678.84 = 7,347,684.54 : x
  2. Step 2: Convert to fraction form
    13,459,256.04/18,573,678.84 = 7,347,684.54/x
  3. Step 3: Cross multiply
    13,459,256.04x = 18,573,678.84 × 7,347,684.54
  4. Step 4: Simplify right side
    13,459,256.04x = 136,473,532,863,593.14
  5. Step 5: Solve for x
    x = 136,473,532,863,593.14/13,459,256.04
  6. Step 6: Final answer
    x = 10,139,753.08

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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.