Home / 10,365,075.05-15,547,612.58-9,169,332.80

Finding the Fourth Proportional to 10,365,075.05, 15,547,612.58 and 9,169,332.80

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Solution

The fourth proportional to 10,365,075.05, 15,547,612.58 and 9,169,332.80 is: 13,753,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,075.05 : 15,547,612.58 = 9,169,332.80 : x
  2. Step 2: Convert to fraction form
    10,365,075.05/15,547,612.58 = 9,169,332.80/x
  3. Step 3: Cross multiply
    10,365,075.05x = 15,547,612.58 × 9,169,332.80
  4. Step 4: Simplify right side
    10,365,075.05x = 142,561,233,991,486.62
  5. Step 5: Solve for x
    x = 142,561,233,991,486.62/10,365,075.05
  6. Step 6: Final answer
    x = 13,753,999.20

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1.5x scale

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.