Home / 9,169,569.80-12,653,739.43-5,249,193.59

Finding the Fourth Proportional to 9,169,569.80, 12,653,739.43 and 5,249,193.59

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Solution

The fourth proportional to 9,169,569.80, 12,653,739.43 and 5,249,193.59 is: 7,243,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,569.80 : 12,653,739.43 = 5,249,193.59 : x
  2. Step 2: Convert to fraction form
    9,169,569.80/12,653,739.43 = 5,249,193.59/x
  3. Step 3: Cross multiply
    9,169,569.80x = 12,653,739.43 × 5,249,193.59
  4. Step 4: Simplify right side
    9,169,569.80x = 66,421,927,829,094.57
  5. Step 5: Solve for x
    x = 66,421,927,829,094.57/9,169,569.80
  6. Step 6: Final answer
    x = 7,243,734.36

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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.