Home / 9,710,688-13,400,749.44-5,418,336

Finding the Fourth Proportional to 9,710,688, 13,400,749.44 and 5,418,336

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Solution

The fourth proportional to 9,710,688, 13,400,749.44 and 5,418,336 is: 7,477,303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710,688 : 13,400,749.44 = 5,418,336 : x
  2. Step 2: Convert to fraction form
    9,710,688/13,400,749.44 = 5,418,336/x
  3. Step 3: Cross multiply
    9,710,688x = 13,400,749.44 × 5,418,336
  4. Step 4: Simplify right side
    9,710,688x = 72,609,763,117,731.84
  5. Step 5: Solve for x
    x = 72,609,763,117,731.84/9,710,688
  6. Step 6: Final answer
    x = 7,477,303.68

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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.