Home / 19,427,681.51-26,810,240.28-10,725,870.95

Finding the Fourth Proportional to 19,427,681.51, 26,810,240.28 and 10,725,870.95

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Solution

The fourth proportional to 19,427,681.51, 26,810,240.28 and 10,725,870.95 is: 14,801,723.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427,681.51 : 26,810,240.28 = 10,725,870.95 : x
  2. Step 2: Convert to fraction form
    19,427,681.51/26,810,240.28 = 10,725,870.95/x
  3. Step 3: Cross multiply
    19,427,681.51x = 26,810,240.28 × 10,725,870.95
  4. Step 4: Simplify right side
    19,427,681.51x = 287,563,177,381,771.88
  5. Step 5: Solve for x
    x = 287,563,177,381,771.88/19,427,681.51
  6. Step 6: Final answer
    x = 14,801,723.88

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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.