Home / 7,938,547.84-11,892,796.32-4,690,371.52

Finding the Fourth Proportional to 7,938,547.84, 11,892,796.32 and 4,690,371.52

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Solution

The fourth proportional to 7,938,547.84, 11,892,796.32 and 4,690,371.52 is: 7,026,679.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,547.84 : 11,892,796.32 = 4,690,371.52 : x
  2. Step 2: Convert to fraction form
    7,938,547.84/11,892,796.32 = 4,690,371.52/x
  3. Step 3: Cross multiply
    7,938,547.84x = 11,892,796.32 × 4,690,371.52
  4. Step 4: Simplify right side
    7,938,547.84x = 55,781,633,152,488.80
  5. Step 5: Solve for x
    x = 55,781,633,152,488.80/7,938,547.84
  6. Step 6: Final answer
    x = 7,026,679.72

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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.