Home / 20,012,931.85-27,617,869.59-10,845,574.60

Finding the Fourth Proportional to 20,012,931.85, 27,617,869.59 and 10,845,574.60

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Solution

The fourth proportional to 20,012,931.85, 27,617,869.59 and 10,845,574.60 is: 14,966,905.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012,931.85 : 27,617,869.59 = 10,845,574.60 : x
  2. Step 2: Convert to fraction form
    20,012,931.85/27,617,869.59 = 10,845,574.60/x
  3. Step 3: Cross multiply
    20,012,931.85x = 27,617,869.59 × 10,845,574.60
  4. Step 4: Simplify right side
    20,012,931.85x = 299,531,664,931,416.38
  5. Step 5: Solve for x
    x = 299,531,664,931,416.38/20,012,931.85
  6. Step 6: Final answer
    x = 14,966,905.76

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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.