Home / 18,845,186.34-28,272,323.94-6,547,359.76

Finding the Fourth Proportional to 18,845,186.34, 28,272,323.94 and 6,547,359.76

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Solution

The fourth proportional to 18,845,186.34, 28,272,323.94 and 6,547,359.76 is: 9,822,618.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845,186.34 : 28,272,323.94 = 6,547,359.76 : x
  2. Step 2: Convert to fraction form
    18,845,186.34/28,272,323.94 = 6,547,359.76/x
  3. Step 3: Cross multiply
    18,845,186.34x = 28,272,323.94 × 6,547,359.76
  4. Step 4: Simplify right side
    18,845,186.34x = 185,109,076,086,440.66
  5. Step 5: Solve for x
    x = 185,109,076,086,440.66/18,845,186.34
  6. Step 6: Final answer
    x = 9,822,618.51

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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.