Home / 10,721,897.18-14,796,332.38-5,827,119.53

Finding the Fourth Proportional to 10,721,897.18, 14,796,332.38 and 5,827,119.53

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Solution

The fourth proportional to 10,721,897.18, 14,796,332.38 and 5,827,119.53 is: 8,041,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721,897.18 : 14,796,332.38 = 5,827,119.53 : x
  2. Step 2: Convert to fraction form
    10,721,897.18/14,796,332.38 = 5,827,119.53/x
  3. Step 3: Cross multiply
    10,721,897.18x = 14,796,332.38 × 5,827,119.53
  4. Step 4: Simplify right side
    10,721,897.18x = 86,219,997,384,015.12
  5. Step 5: Solve for x
    x = 86,219,997,384,015.12/10,721,897.18
  6. Step 6: Final answer
    x = 8,041,487.05

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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.