Home / 9,087,356.64-12,538,315.44-5,554,259.04

Finding the Fourth Proportional to 9,087,356.64, 12,538,315.44 and 5,554,259.04

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Solution

The fourth proportional to 9,087,356.64, 12,538,315.44 and 5,554,259.04 is: 7,663,510.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087,356.64 : 12,538,315.44 = 5,554,259.04 : x
  2. Step 2: Convert to fraction form
    9,087,356.64/12,538,315.44 = 5,554,259.04/x
  3. Step 3: Cross multiply
    9,087,356.64x = 12,538,315.44 × 5,554,259.04
  4. Step 4: Simplify right side
    9,087,356.64x = 69,641,051,878,991.58
  5. Step 5: Solve for x
    x = 69,641,051,878,991.58/9,087,356.64
  6. Step 6: Final answer
    x = 7,663,510.37

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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.