Home / 7,349,643.66-10,142,242.83-4,041,909.36

Finding the Fourth Proportional to 7,349,643.66, 10,142,242.83 and 4,041,909.36

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Solution

The fourth proportional to 7,349,643.66, 10,142,242.83 and 4,041,909.36 is: 5,577,688.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349,643.66 : 10,142,242.83 = 4,041,909.36 : x
  2. Step 2: Convert to fraction form
    7,349,643.66/10,142,242.83 = 4,041,909.36/x
  3. Step 3: Cross multiply
    7,349,643.66x = 10,142,242.83 × 4,041,909.36
  4. Step 4: Simplify right side
    7,349,643.66x = 40,994,026,225,969.89
  5. Step 5: Solve for x
    x = 40,994,026,225,969.89/7,349,643.66
  6. Step 6: Final answer
    x = 5,577,688.95

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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.