Home / 14,292,681.48-19,724,025-7,766,310.88

Finding the Fourth Proportional to 14,292,681.48, 19,724,025 and 7,766,310.88

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Solution

The fourth proportional to 14,292,681.48, 19,724,025 and 7,766,310.88 is: 10,717,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292,681.48 : 19,724,025 = 7,766,310.88 : x
  2. Step 2: Convert to fraction form
    14,292,681.48/19,724,025 = 7,766,310.88/x
  3. Step 3: Cross multiply
    14,292,681.48x = 19,724,025 × 7,766,310.88
  4. Step 4: Simplify right side
    14,292,681.48x = 153,182,909,954,892
  5. Step 5: Solve for x
    x = 153,182,909,954,892/14,292,681.48
  6. Step 6: Final answer
    x = 10,717,576.70

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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.