Home / 14,424,287.30-19,905,443.40-7,897,798.16

Finding the Fourth Proportional to 14,424,287.30, 19,905,443.40 and 7,897,798.16

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Solution

The fourth proportional to 14,424,287.30, 19,905,443.40 and 7,897,798.16 is: 10,898,921.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424,287.30 : 19,905,443.40 = 7,897,798.16 : x
  2. Step 2: Convert to fraction form
    14,424,287.30/19,905,443.40 = 7,897,798.16/x
  3. Step 3: Cross multiply
    14,424,287.30x = 19,905,443.40 × 7,897,798.16
  4. Step 4: Simplify right side
    14,424,287.30x = 157,209,174,258,504.12
  5. Step 5: Solve for x
    x = 157,209,174,258,504.12/14,424,287.30
  6. Step 6: Final answer
    x = 10,898,921.45

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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.