Home / 9,193,218.53-12,686,966.92-5,710,464.68

Finding the Fourth Proportional to 9,193,218.53, 12,686,966.92 and 5,710,464.68

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Solution

The fourth proportional to 9,193,218.53, 12,686,966.92 and 5,710,464.68 is: 7,880,643.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193,218.53 : 12,686,966.92 = 5,710,464.68 : x
  2. Step 2: Convert to fraction form
    9,193,218.53/12,686,966.92 = 5,710,464.68/x
  3. Step 3: Cross multiply
    9,193,218.53x = 12,686,966.92 × 5,710,464.68
  4. Step 4: Simplify right side
    9,193,218.53x = 72,448,476,492,988.38
  5. Step 5: Solve for x
    x = 72,448,476,492,988.38/9,193,218.53
  6. Step 6: Final answer
    x = 7,880,643.35

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Double scale
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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.