Home / 11,928,616.40-17,871,929.40-10,249,000.40

Finding the Fourth Proportional to 11,928,616.40, 17,871,929.40 and 10,249,000.40

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Solution

The fourth proportional to 11,928,616.40, 17,871,929.40 and 10,249,000.40 is: 15,355,461.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928,616.40 : 17,871,929.40 = 10,249,000.40 : x
  2. Step 2: Convert to fraction form
    11,928,616.40/17,871,929.40 = 10,249,000.40/x
  3. Step 3: Cross multiply
    11,928,616.40x = 17,871,929.40 × 10,249,000.40
  4. Step 4: Simplify right side
    11,928,616.40x = 183,169,411,569,371.75
  5. Step 5: Solve for x
    x = 183,169,411,569,371.75/11,928,616.40
  6. Step 6: Final answer
    x = 15,355,461.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.