Home / 13,829,140.98-19,083,714.28-7,634,054.63

Finding the Fourth Proportional to 13,829,140.98, 19,083,714.28 and 7,634,054.63

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Solution

The fourth proportional to 13,829,140.98, 19,083,714.28 and 7,634,054.63 is: 10,534,719.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,140.98 : 19,083,714.28 = 7,634,054.63 : x
  2. Step 2: Convert to fraction form
    13,829,140.98/19,083,714.28 = 7,634,054.63/x
  3. Step 3: Cross multiply
    13,829,140.98x = 19,083,714.28 × 7,634,054.63
  4. Step 4: Simplify right side
    13,829,140.98x = 145,686,117,356,831.12
  5. Step 5: Solve for x
    x = 145,686,117,356,831.12/13,829,140.98
  6. Step 6: Final answer
    x = 10,534,719.23

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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.