Home / 30,478,233.51-42,059,990.73-17,425,765.74

Finding the Fourth Proportional to 30,478,233.51, 42,059,990.73 and 17,425,765.74

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Solution

The fourth proportional to 30,478,233.51, 42,059,990.73 and 17,425,765.74 is: 24,047,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,478,233.51 : 42,059,990.73 = 17,425,765.74 : x
  2. Step 2: Convert to fraction form
    30,478,233.51/42,059,990.73 = 17,425,765.74/x
  3. Step 3: Cross multiply
    30,478,233.51x = 42,059,990.73 × 17,425,765.74
  4. Step 4: Simplify right side
    30,478,233.51x = 732,927,545,487,551.50
  5. Step 5: Solve for x
    x = 732,927,545,487,551.50/30,478,233.51
  6. Step 6: Final answer
    x = 24,047,573.01

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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.