Home / 20,012,931.12-27,617,868.56-10,845,573.87

Finding the Fourth Proportional to 20,012,931.12, 27,617,868.56 and 10,845,573.87

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Solution

The fourth proportional to 20,012,931.12, 27,617,868.56 and 10,845,573.87 is: 14,966,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012,931.12 : 27,617,868.56 = 10,845,573.87 : x
  2. Step 2: Convert to fraction form
    20,012,931.12/27,617,868.56 = 10,845,573.87/x
  3. Step 3: Cross multiply
    20,012,931.12x = 27,617,868.56 × 10,845,573.87
  4. Step 4: Simplify right side
    20,012,931.12x = 299,531,633,599,430.50
  5. Step 5: Solve for x
    x = 299,531,633,599,430.50/20,012,931.12
  6. Step 6: Final answer
    x = 14,966,904.74

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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.