Home / 8,748,803.80-13,123,205.70-5,557,533.40

Finding the Fourth Proportional to 8,748,803.80, 13,123,205.70 and 5,557,533.40

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Solution

The fourth proportional to 8,748,803.80, 13,123,205.70 and 5,557,533.40 is: 8,336,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,803.80 : 13,123,205.70 = 5,557,533.40 : x
  2. Step 2: Convert to fraction form
    8,748,803.80/13,123,205.70 = 5,557,533.40/x
  3. Step 3: Cross multiply
    8,748,803.80x = 13,123,205.70 × 5,557,533.40
  4. Step 4: Simplify right side
    8,748,803.80x = 72,932,653,992,820.38
  5. Step 5: Solve for x
    x = 72,932,653,992,820.38/8,748,803.80
  6. Step 6: Final answer
    x = 8,336,300.10

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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.