Home / 18,845,189.34-28,272,328.44-6,547,362.76

Finding the Fourth Proportional to 18,845,189.34, 28,272,328.44 and 6,547,362.76

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Solution

The fourth proportional to 18,845,189.34, 28,272,328.44 and 6,547,362.76 is: 9,822,623.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845,189.34 : 28,272,328.44 = 6,547,362.76 : x
  2. Step 2: Convert to fraction form
    18,845,189.34/28,272,328.44 = 6,547,362.76/x
  3. Step 3: Cross multiply
    18,845,189.34x = 28,272,328.44 × 6,547,362.76
  4. Step 4: Simplify right side
    18,845,189.34x = 185,109,190,366,544.91
  5. Step 5: Solve for x
    x = 185,109,190,366,544.91/18,845,189.34
  6. Step 6: Final answer
    x = 9,822,623.01

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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.