Home / 15,112,180,533.21-20,861,497,247.20-9,762,349,983.27

Finding the Fourth Proportional to 15,112,180,533.21, 20,861,497,247.20 and 9,762,349,983.27

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Solution

The fourth proportional to 15,112,180,533.21, 20,861,497,247.20 and 9,762,349,983.27 is: 13,476,363,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,112,180,533.21 : 20,861,497,247.20 = 9,762,349,983.27 : x
  2. Step 2: Convert to fraction form
    15,112,180,533.21/20,861,497,247.20 = 9,762,349,983.27/x
  3. Step 3: Cross multiply
    15,112,180,533.21x = 20,861,497,247.20 × 9,762,349,983.27
  4. Step 4: Simplify right side
    15,112,180,533.21x = 203,657,237,302,087,778,304
  5. Step 5: Solve for x
    x = 203,657,237,302,087,778,304/15,112,180,533.21
  6. Step 6: Final answer
    x = 13,476,363,444.35

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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.