Home / 30,750,902.02-42,437,130.54-17,000,751.88

Finding the Fourth Proportional to 30,750,902.02, 42,437,130.54 and 17,000,751.88

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Solution

The fourth proportional to 30,750,902.02, 42,437,130.54 and 17,000,751.88 is: 23,461,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,750,902.02 : 42,437,130.54 = 17,000,751.88 : x
  2. Step 2: Convert to fraction form
    30,750,902.02/42,437,130.54 = 17,000,751.88/x
  3. Step 3: Cross multiply
    30,750,902.02x = 42,437,130.54 × 17,000,751.88
  4. Step 4: Simplify right side
    30,750,902.02x = 721,463,126,655,924.25
  5. Step 5: Solve for x
    x = 721,463,126,655,924.25/30,750,902.02
  6. Step 6: Final answer
    x = 23,461,527.28

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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.