Home / 15,384,362.40-23,076,543.60-7,421,738.40

Finding the Fourth Proportional to 15,384,362.40, 23,076,543.60 and 7,421,738.40

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Solution

The fourth proportional to 15,384,362.40, 23,076,543.60 and 7,421,738.40 is: 11,132,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384,362.40 : 23,076,543.60 = 7,421,738.40 : x
  2. Step 2: Convert to fraction form
    15,384,362.40/23,076,543.60 = 7,421,738.40/x
  3. Step 3: Cross multiply
    15,384,362.40x = 23,076,543.60 × 7,421,738.40
  4. Step 4: Simplify right side
    15,384,362.40x = 171,268,069,775,394.25
  5. Step 5: Solve for x
    x = 171,268,069,775,394.25/15,384,362.40
  6. Step 6: Final answer
    x = 11,132,607.60

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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.