Home / 13,335,572.67-18,403,146.68-7,224,001.17

Finding the Fourth Proportional to 13,335,572.67, 18,403,146.68 and 7,224,001.17

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Solution

The fourth proportional to 13,335,572.67, 18,403,146.68 and 7,224,001.17 is: 9,969,152.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335,572.67 : 18,403,146.68 = 7,224,001.17 : x
  2. Step 2: Convert to fraction form
    13,335,572.67/18,403,146.68 = 7,224,001.17/x
  3. Step 3: Cross multiply
    13,335,572.67x = 18,403,146.68 × 7,224,001.17
  4. Step 4: Simplify right side
    13,335,572.67x = 132,944,353,111,881.61
  5. Step 5: Solve for x
    x = 132,944,353,111,881.61/13,335,572.67
  6. Step 6: Final answer
    x = 9,969,152.16

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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.