Home / 30,810,207.23-42,518,088.93-17,059,171.35

Finding the Fourth Proportional to 30,810,207.23, 42,518,088.93 and 17,059,171.35

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Solution

The fourth proportional to 30,810,207.23, 42,518,088.93 and 17,059,171.35 is: 23,541,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,810,207.23 : 42,518,088.93 = 17,059,171.35 : x
  2. Step 2: Convert to fraction form
    30,810,207.23/42,518,088.93 = 17,059,171.35/x
  3. Step 3: Cross multiply
    30,810,207.23x = 42,518,088.93 × 17,059,171.35
  4. Step 4: Simplify right side
    30,810,207.23x = 725,323,364,658,865.12
  5. Step 5: Solve for x
    x = 725,323,364,658,865.12/30,810,207.23
  6. Step 6: Final answer
    x = 23,541,658.10

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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.