Home / 37,972,983.63-52,402,969.03-20,569,328.84

Finding the Fourth Proportional to 37,972,983.63, 52,402,969.03 and 20,569,328.84

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Solution

The fourth proportional to 37,972,983.63, 52,402,969.03 and 20,569,328.84 is: 28,385,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972,983.63 : 52,402,969.03 = 20,569,328.84 : x
  2. Step 2: Convert to fraction form
    37,972,983.63/52,402,969.03 = 20,569,328.84/x
  3. Step 3: Cross multiply
    37,972,983.63x = 52,402,969.03 × 20,569,328.84
  4. Step 4: Simplify right side
    37,972,983.63x = 1,077,893,902,249,990
  5. Step 5: Solve for x
    x = 1,077,893,902,249,990/37,972,983.63
  6. Step 6: Final answer
    x = 28,385,810.10

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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.