Home / 14,402,663.20-19,875,282-7,963,915.04

Finding the Fourth Proportional to 14,402,663.20, 19,875,282 and 7,963,915.04

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Solution

The fourth proportional to 14,402,663.20, 19,875,282 and 7,963,915.04 is: 10,989,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402,663.20 : 19,875,282 = 7,963,915.04 : x
  2. Step 2: Convert to fraction form
    14,402,663.20/19,875,282 = 7,963,915.04/x
  3. Step 3: Cross multiply
    14,402,663.20x = 19,875,282 × 7,963,915.04
  4. Step 4: Simplify right side
    14,402,663.20x = 158,285,057,244,041.28
  5. Step 5: Solve for x
    x = 158,285,057,244,041.28/14,402,663.20
  6. Step 6: Final answer
    x = 10,989,985.33

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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.