Home / 10,292,140.16-14,204,853.60-5,709,937.76

Finding the Fourth Proportional to 10,292,140.16, 14,204,853.60 and 5,709,937.76

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Solution

The fourth proportional to 10,292,140.16, 14,204,853.60 and 5,709,937.76 is: 7,880,657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292,140.16 : 14,204,853.60 = 5,709,937.76 : x
  2. Step 2: Convert to fraction form
    10,292,140.16/14,204,853.60 = 5,709,937.76/x
  3. Step 3: Cross multiply
    10,292,140.16x = 14,204,853.60 × 5,709,937.76
  4. Step 4: Simplify right side
    10,292,140.16x = 81,108,829,945,911.94
  5. Step 5: Solve for x
    x = 81,108,829,945,911.94/10,292,140.16
  6. Step 6: Final answer
    x = 7,880,657.34

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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.