Home / 36,749,985.29-55,130,022.61-12,482,397.23

Finding the Fourth Proportional to 36,749,985.29, 55,130,022.61 and 12,482,397.23

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Solution

The fourth proportional to 36,749,985.29, 55,130,022.61 and 12,482,397.23 is: 18,725,309.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749,985.29 : 55,130,022.61 = 12,482,397.23 : x
  2. Step 2: Convert to fraction form
    36,749,985.29/55,130,022.61 = 12,482,397.23/x
  3. Step 3: Cross multiply
    36,749,985.29x = 55,130,022.61 × 12,482,397.23
  4. Step 4: Simplify right side
    36,749,985.29x = 688,154,841,623,520.50
  5. Step 5: Solve for x
    x = 688,154,841,623,520.50/36,749,985.29
  6. Step 6: Final answer
    x = 18,725,309.31

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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.