Home / 30,729,543.60-46,094,315.40-15,424,042.80

Finding the Fourth Proportional to 30,729,543.60, 46,094,315.40 and 15,424,042.80

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Solution

The fourth proportional to 30,729,543.60, 46,094,315.40 and 15,424,042.80 is: 23,136,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,729,543.60 : 46,094,315.40 = 15,424,042.80 : x
  2. Step 2: Convert to fraction form
    30,729,543.60/46,094,315.40 = 15,424,042.80/x
  3. Step 3: Cross multiply
    30,729,543.60x = 46,094,315.40 × 15,424,042.80
  4. Step 4: Simplify right side
    30,729,543.60x = 710,960,693,566,299.12
  5. Step 5: Solve for x
    x = 710,960,693,566,299.12/30,729,543.60
  6. Step 6: Final answer
    x = 23,136,064.20

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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.