Home / 39,917,631.19-55,075,918.40-23,388,875.68

Finding the Fourth Proportional to 39,917,631.19, 55,075,918.40 and 23,388,875.68

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Solution

The fourth proportional to 39,917,631.19, 55,075,918.40 and 23,388,875.68 is: 32,270,547.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917,631.19 : 55,075,918.40 = 23,388,875.68 : x
  2. Step 2: Convert to fraction form
    39,917,631.19/55,075,918.40 = 23,388,875.68/x
  3. Step 3: Cross multiply
    39,917,631.19x = 55,075,918.40 × 23,388,875.68
  4. Step 4: Simplify right side
    39,917,631.19x = 1,288,163,808,302,480.25
  5. Step 5: Solve for x
    x = 1,288,163,808,302,480.25/39,917,631.19
  6. Step 6: Final answer
    x = 32,270,547.37

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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.