Home / 14,785,033.88-20,403,417.81-8,258,938.40

Finding the Fourth Proportional to 14,785,033.88, 20,403,417.81 and 8,258,938.40

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Solution

The fourth proportional to 14,785,033.88, 20,403,417.81 and 8,258,938.40 is: 11,397,374.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785,033.88 : 20,403,417.81 = 8,258,938.40 : x
  2. Step 2: Convert to fraction form
    14,785,033.88/20,403,417.81 = 8,258,938.40/x
  3. Step 3: Cross multiply
    14,785,033.88x = 20,403,417.81 × 8,258,938.40
  4. Step 4: Simplify right side
    14,785,033.88x = 168,510,570,842,252.91
  5. Step 5: Solve for x
    x = 168,510,570,842,252.91/14,785,033.88
  6. Step 6: Final answer
    x = 11,397,374.68

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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.