Home / 7,068,772.80-9,754,953.12-4,013,038.08

Finding the Fourth Proportional to 7,068,772.80, 9,754,953.12 and 4,013,038.08

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Solution

The fourth proportional to 7,068,772.80, 9,754,953.12 and 4,013,038.08 is: 5,538,019.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,772.80 : 9,754,953.12 = 4,013,038.08 : x
  2. Step 2: Convert to fraction form
    7,068,772.80/9,754,953.12 = 4,013,038.08/x
  3. Step 3: Cross multiply
    7,068,772.80x = 9,754,953.12 × 4,013,038.08
  4. Step 4: Simplify right side
    7,068,772.80x = 39,146,998,339,174.80
  5. Step 5: Solve for x
    x = 39,146,998,339,174.80/7,068,772.80
  6. Step 6: Final answer
    x = 5,538,019.04

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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.