Home / 15,591,628.10-23,360,870.10-13,306,431.80

Finding the Fourth Proportional to 15,591,628.10, 23,360,870.10 and 13,306,431.80

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Solution

The fourth proportional to 15,591,628.10, 23,360,870.10 and 13,306,431.80 is: 19,936,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591,628.10 : 23,360,870.10 = 13,306,431.80 : x
  2. Step 2: Convert to fraction form
    15,591,628.10/23,360,870.10 = 13,306,431.80/x
  3. Step 3: Cross multiply
    15,591,628.10x = 23,360,870.10 × 13,306,431.80
  4. Step 4: Simplify right side
    15,591,628.10x = 310,849,824,774,309.19
  5. Step 5: Solve for x
    x = 310,849,824,774,309.19/15,591,628.10
  6. Step 6: Final answer
    x = 19,936,970.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.