Home / 9,970,045.61-13,758,663.11-5,386,366.98

Finding the Fourth Proportional to 9,970,045.61, 13,758,663.11 and 5,386,366.98

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Solution

The fourth proportional to 9,970,045.61, 13,758,663.11 and 5,386,366.98 is: 7,433,186.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970,045.61 : 13,758,663.11 = 5,386,366.98 : x
  2. Step 2: Convert to fraction form
    9,970,045.61/13,758,663.11 = 5,386,366.98/x
  3. Step 3: Cross multiply
    9,970,045.61x = 13,758,663.11 × 5,386,366.98
  4. Step 4: Simplify right side
    9,970,045.61x = 74,109,208,637,716.28
  5. Step 5: Solve for x
    x = 74,109,208,637,716.28/9,970,045.61
  6. Step 6: Final answer
    x = 7,433,186.52

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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.