Home / 9,330,387.14-12,875,994.02-5,200,680.13

Finding the Fourth Proportional to 9,330,387.14, 12,875,994.02 and 5,200,680.13

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Solution

The fourth proportional to 9,330,387.14, 12,875,994.02 and 5,200,680.13 is: 7,176,971.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,387.14 : 12,875,994.02 = 5,200,680.13 : x
  2. Step 2: Convert to fraction form
    9,330,387.14/12,875,994.02 = 5,200,680.13/x
  3. Step 3: Cross multiply
    9,330,387.14x = 12,875,994.02 × 5,200,680.13
  4. Step 4: Simplify right side
    9,330,387.14x = 66,963,926,253,812.82
  5. Step 5: Solve for x
    x = 66,963,926,253,812.82/9,330,387.14
  6. Step 6: Final answer
    x = 7,176,971.89

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1.5x scale

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.