Home / 9,150,908.13-12,628,485.63-5,020,938.18

Finding the Fourth Proportional to 9,150,908.13, 12,628,485.63 and 5,020,938.18

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Solution

The fourth proportional to 9,150,908.13, 12,628,485.63 and 5,020,938.18 is: 6,929,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150,908.13 : 12,628,485.63 = 5,020,938.18 : x
  2. Step 2: Convert to fraction form
    9,150,908.13/12,628,485.63 = 5,020,938.18/x
  3. Step 3: Cross multiply
    9,150,908.13x = 12,628,485.63 × 5,020,938.18
  4. Step 4: Simplify right side
    9,150,908.13x = 63,406,845,655,248.35
  5. Step 5: Solve for x
    x = 63,406,845,655,248.35/9,150,908.13
  6. Step 6: Final answer
    x = 6,929,022.21

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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.