Home / 9,242,381.64-12,753,505.02-5,111,756.40

Finding the Fourth Proportional to 9,242,381.64, 12,753,505.02 and 5,111,756.40

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Solution

The fourth proportional to 9,242,381.64, 12,753,505.02 and 5,111,756.40 is: 7,053,680.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242,381.64 : 12,753,505.02 = 5,111,756.40 : x
  2. Step 2: Convert to fraction form
    9,242,381.64/12,753,505.02 = 5,111,756.40/x
  3. Step 3: Cross multiply
    9,242,381.64x = 12,753,505.02 × 5,111,756.40
  4. Step 4: Simplify right side
    9,242,381.64x = 65,192,810,908,417.13
  5. Step 5: Solve for x
    x = 65,192,810,908,417.13/9,242,381.64
  6. Step 6: Final answer
    x = 7,053,680.91

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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.