Home / 9,918,835.02-13,688,446.55-5,508,580.76

Finding the Fourth Proportional to 9,918,835.02, 13,688,446.55 and 5,508,580.76

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Solution

The fourth proportional to 9,918,835.02, 13,688,446.55 and 5,508,580.76 is: 7,602,093.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918,835.02 : 13,688,446.55 = 5,508,580.76 : x
  2. Step 2: Convert to fraction form
    9,918,835.02/13,688,446.55 = 5,508,580.76/x
  3. Step 3: Cross multiply
    9,918,835.02x = 13,688,446.55 × 5,508,580.76
  4. Step 4: Simplify right side
    9,918,835.02x = 75,403,913,376,563.17
  5. Step 5: Solve for x
    x = 75,403,913,376,563.17/9,918,835.02
  6. Step 6: Final answer
    x = 7,602,093.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.