Home / 9,710,265.51-13,400,138.70-5,359,320.63

Finding the Fourth Proportional to 9,710,265.51, 13,400,138.70 and 5,359,320.63

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Solution

The fourth proportional to 9,710,265.51, 13,400,138.70 and 5,359,320.63 is: 7,395,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710,265.51 : 13,400,138.70 = 5,359,320.63 : x
  2. Step 2: Convert to fraction form
    9,710,265.51/13,400,138.70 = 5,359,320.63/x
  3. Step 3: Cross multiply
    9,710,265.51x = 13,400,138.70 × 5,359,320.63
  4. Step 4: Simplify right side
    9,710,265.51x = 71,815,639,779,771.38
  5. Step 5: Solve for x
    x = 71,815,639,779,771.38/9,710,265.51
  6. Step 6: Final answer
    x = 7,395,847.18

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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.