Home / 18,249,681.78-25,182,333.81-14,537,966.13

Finding the Fourth Proportional to 18,249,681.78, 25,182,333.81 and 14,537,966.13

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Solution

The fourth proportional to 18,249,681.78, 25,182,333.81 and 14,537,966.13 is: 20,060,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249,681.78 : 25,182,333.81 = 14,537,966.13 : x
  2. Step 2: Convert to fraction form
    18,249,681.78/25,182,333.81 = 14,537,966.13/x
  3. Step 3: Cross multiply
    18,249,681.78x = 25,182,333.81 × 14,537,966.13
  4. Step 4: Simplify right side
    18,249,681.78x = 366,099,916,004,133.88
  5. Step 5: Solve for x
    x = 366,099,916,004,133.88/18,249,681.78
  6. Step 6: Final answer
    x = 20,060,619.16

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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.