Home / 21,088,068.48-29,107,721.34-12,269,594.52

Finding the Fourth Proportional to 21,088,068.48, 29,107,721.34 and 12,269,594.52

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Solution

The fourth proportional to 21,088,068.48, 29,107,721.34 and 12,269,594.52 is: 16,935,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,088,068.48 : 29,107,721.34 = 12,269,594.52 : x
  2. Step 2: Convert to fraction form
    21,088,068.48/29,107,721.34 = 12,269,594.52/x
  3. Step 3: Cross multiply
    21,088,068.48x = 29,107,721.34 × 12,269,594.52
  4. Step 4: Simplify right side
    21,088,068.48x = 357,139,938,242,951.06
  5. Step 5: Solve for x
    x = 357,139,938,242,951.06/21,088,068.48
  6. Step 6: Final answer
    x = 16,935,640.10

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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.