Home / 15,301,467.02-21,114,419.15-8,683,948.13

Finding the Fourth Proportional to 15,301,467.02, 21,114,419.15 and 8,683,948.13

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Solution

The fourth proportional to 15,301,467.02, 21,114,419.15 and 8,683,948.13 is: 11,982,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,301,467.02 : 21,114,419.15 = 8,683,948.13 : x
  2. Step 2: Convert to fraction form
    15,301,467.02/21,114,419.15 = 8,683,948.13/x
  3. Step 3: Cross multiply
    15,301,467.02x = 21,114,419.15 × 8,683,948.13
  4. Step 4: Simplify right side
    15,301,467.02x = 183,356,520,544,686.84
  5. Step 5: Solve for x
    x = 183,356,520,544,686.84/15,301,467.02
  6. Step 6: Final answer
    x = 11,982,937.35

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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.