Home / 9,280,838.84-12,807,645.02-5,206,545.32

Finding the Fourth Proportional to 9,280,838.84, 12,807,645.02 and 5,206,545.32

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Solution

The fourth proportional to 9,280,838.84, 12,807,645.02 and 5,206,545.32 is: 7,185,081.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280,838.84 : 12,807,645.02 = 5,206,545.32 : x
  2. Step 2: Convert to fraction form
    9,280,838.84/12,807,645.02 = 5,206,545.32/x
  3. Step 3: Cross multiply
    9,280,838.84x = 12,807,645.02 × 5,206,545.32
  4. Step 4: Simplify right side
    9,280,838.84x = 66,683,584,239,102.30
  5. Step 5: Solve for x
    x = 66,683,584,239,102.30/9,280,838.84
  6. Step 6: Final answer
    x = 7,185,081.58

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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.