Home / 15,553,512.80-23,330,269.20-5,457,154.40

Finding the Fourth Proportional to 15,553,512.80, 23,330,269.20 and 5,457,154.40

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Solution

The fourth proportional to 15,553,512.80, 23,330,269.20 and 5,457,154.40 is: 8,185,731.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553,512.80 : 23,330,269.20 = 5,457,154.40 : x
  2. Step 2: Convert to fraction form
    15,553,512.80/23,330,269.20 = 5,457,154.40/x
  3. Step 3: Cross multiply
    15,553,512.80x = 23,330,269.20 × 5,457,154.40
  4. Step 4: Simplify right side
    15,553,512.80x = 127,316,881,217,964.48
  5. Step 5: Solve for x
    x = 127,316,881,217,964.48/15,553,512.80
  6. Step 6: Final answer
    x = 8,185,731.60

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1.5x scale

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.