Home / 7,929,641.34-10,942,692.48-4,666,648.32

Finding the Fourth Proportional to 7,929,641.34, 10,942,692.48 and 4,666,648.32

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Solution

The fourth proportional to 7,929,641.34, 10,942,692.48 and 4,666,648.32 is: 6,439,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929,641.34 : 10,942,692.48 = 4,666,648.32 : x
  2. Step 2: Convert to fraction form
    7,929,641.34/10,942,692.48 = 4,666,648.32/x
  3. Step 3: Cross multiply
    7,929,641.34x = 10,942,692.48 × 4,666,648.32
  4. Step 4: Simplify right side
    7,929,641.34x = 51,065,697,478,068.64
  5. Step 5: Solve for x
    x = 51,065,697,478,068.64/7,929,641.34
  6. Step 6: Final answer
    x = 6,439,849.58

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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.