Home / 8,580,938.64-11,840,411.88-4,909,272

Finding the Fourth Proportional to 8,580,938.64, 11,840,411.88 and 4,909,272

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Solution

The fourth proportional to 8,580,938.64, 11,840,411.88 and 4,909,272 is: 6,774,061.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,580,938.64 : 11,840,411.88 = 4,909,272 : x
  2. Step 2: Convert to fraction form
    8,580,938.64/11,840,411.88 = 4,909,272/x
  3. Step 3: Cross multiply
    8,580,938.64x = 11,840,411.88 × 4,909,272
  4. Step 4: Simplify right side
    8,580,938.64x = 58,127,802,510,951.37
  5. Step 5: Solve for x
    x = 58,127,802,510,951.37/8,580,938.64
  6. Step 6: Final answer
    x = 6,774,061.08

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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.