Home / 10,365,075.05-15,552,278.18-4,971,641.45

Finding the Fourth Proportional to 10,365,075.05, 15,552,278.18 and 4,971,641.45

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Solution

The fourth proportional to 10,365,075.05, 15,552,278.18 and 4,971,641.45 is: 7,459,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,075.05 : 15,552,278.18 = 4,971,641.45 : x
  2. Step 2: Convert to fraction form
    10,365,075.05/15,552,278.18 = 4,971,641.45/x
  3. Step 3: Cross multiply
    10,365,075.05x = 15,552,278.18 × 4,971,641.45
  4. Step 4: Simplify right side
    10,365,075.05x = 77,320,350,841,618.56
  5. Step 5: Solve for x
    x = 77,320,350,841,618.56/10,365,075.05
  6. Step 6: Final answer
    x = 7,459,700.05

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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.