Home / 9,085,856.47-12,538,482.01-4,955,887.40

Finding the Fourth Proportional to 9,085,856.47, 12,538,482.01 and 4,955,887.40

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Solution

The fourth proportional to 9,085,856.47, 12,538,482.01 and 4,955,887.40 is: 6,839,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085,856.47 : 12,538,482.01 = 4,955,887.40 : x
  2. Step 2: Convert to fraction form
    9,085,856.47/12,538,482.01 = 4,955,887.40/x
  3. Step 3: Cross multiply
    9,085,856.47x = 12,538,482.01 × 4,955,887.40
  4. Step 4: Simplify right side
    9,085,856.47x = 62,139,304,980,422.85
  5. Step 5: Solve for x
    x = 62,139,304,980,422.85/9,085,856.47
  6. Step 6: Final answer
    x = 6,839,124.65

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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.