Home / 7,249,549.81-10,004,036.25-3,986,502.07

Finding the Fourth Proportional to 7,249,549.81, 10,004,036.25 and 3,986,502.07

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Solution

The fourth proportional to 7,249,549.81, 10,004,036.25 and 3,986,502.07 is: 5,501,184.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,549.81 : 10,004,036.25 = 3,986,502.07 : x
  2. Step 2: Convert to fraction form
    7,249,549.81/10,004,036.25 = 3,986,502.07/x
  3. Step 3: Cross multiply
    7,249,549.81x = 10,004,036.25 × 3,986,502.07
  4. Step 4: Simplify right side
    7,249,549.81x = 39,881,111,218,980.04
  5. Step 5: Solve for x
    x = 39,881,111,218,980.04/7,249,549.81
  6. Step 6: Final answer
    x = 5,501,184.52

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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.