Home / 14,172,419.07-19,547,860.82-9,460,438.47

Finding the Fourth Proportional to 14,172,419.07, 19,547,860.82 and 9,460,438.47

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Solution

The fourth proportional to 14,172,419.07, 19,547,860.82 and 9,460,438.47 is: 13,048,678.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,172,419.07 : 19,547,860.82 = 9,460,438.47 : x
  2. Step 2: Convert to fraction form
    14,172,419.07/19,547,860.82 = 9,460,438.47/x
  3. Step 3: Cross multiply
    14,172,419.07x = 19,547,860.82 × 9,460,438.47
  4. Step 4: Simplify right side
    14,172,419.07x = 184,931,334,460,431.59
  5. Step 5: Solve for x
    x = 184,931,334,460,431.59/14,172,419.07
  6. Step 6: Final answer
    x = 13,048,678.11

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1.5x scale

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.