Home / 78,773,314.02-118,169,406.54-24,178,749.36

Finding the Fourth Proportional to 78,773,314.02, 118,169,406.54 and 24,178,749.36

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Solution

The fourth proportional to 78,773,314.02, 118,169,406.54 and 24,178,749.36 is: 36,271,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,773,314.02 : 118,169,406.54 = 24,178,749.36 : x
  2. Step 2: Convert to fraction form
    78,773,314.02/118,169,406.54 = 24,178,749.36/x
  3. Step 3: Cross multiply
    78,773,314.02x = 118,169,406.54 × 24,178,749.36
  4. Step 4: Simplify right side
    78,773,314.02x = 2,857,188,462,750,605
  5. Step 5: Solve for x
    x = 2,857,188,462,750,605/78,773,314.02
  6. Step 6: Final answer
    x = 36,271,020.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.