Home / 30,822,356.51-42,535,538.95-17,591,267.81

Finding the Fourth Proportional to 30,822,356.51, 42,535,538.95 and 17,591,267.81

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Solution

The fourth proportional to 30,822,356.51, 42,535,538.95 and 17,591,267.81 is: 24,276,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822,356.51 : 42,535,538.95 = 17,591,267.81 : x
  2. Step 2: Convert to fraction form
    30,822,356.51/42,535,538.95 = 17,591,267.81/x
  3. Step 3: Cross multiply
    30,822,356.51x = 42,535,538.95 × 17,591,267.81
  4. Step 4: Simplify right side
    30,822,356.51x = 748,254,057,112,136.25
  5. Step 5: Solve for x
    x = 748,254,057,112,136.25/30,822,356.51
  6. Step 6: Final answer
    x = 24,276,341.65

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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.