Home / 9,705,746-13,393,929.48-5,413,394

Finding the Fourth Proportional to 9,705,746, 13,393,929.48 and 5,413,394

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Solution

The fourth proportional to 9,705,746, 13,393,929.48 and 5,413,394 is: 7,470,483.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,705,746 : 13,393,929.48 = 5,413,394 : x
  2. Step 2: Convert to fraction form
    9,705,746/13,393,929.48 = 5,413,394/x
  3. Step 3: Cross multiply
    9,705,746x = 13,393,929.48 × 5,413,394
  4. Step 4: Simplify right side
    9,705,746x = 72,506,617,483,455.12
  5. Step 5: Solve for x
    x = 72,506,617,483,455.12/9,705,746
  6. Step 6: Final answer
    x = 7,470,483.72

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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.