Home / 8,750,653.86-12,075,902.64-4,830,411

Finding the Fourth Proportional to 8,750,653.86, 12,075,902.64 and 4,830,411

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Solution

The fourth proportional to 8,750,653.86, 12,075,902.64 and 4,830,411 is: 6,665,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750,653.86 : 12,075,902.64 = 4,830,411 : x
  2. Step 2: Convert to fraction form
    8,750,653.86/12,075,902.64 = 4,830,411/x
  3. Step 3: Cross multiply
    8,750,653.86x = 12,075,902.64 × 4,830,411
  4. Step 4: Simplify right side
    8,750,653.86x = 58,331,572,947,185.04
  5. Step 5: Solve for x
    x = 58,331,572,947,185.04/8,750,653.86
  6. Step 6: Final answer
    x = 6,665,967.35

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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.