Home / 7,065,784.40-10,602,175.80-4,035,477.20

Finding the Fourth Proportional to 7,065,784.40, 10,602,175.80 and 4,035,477.20

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Solution

The fourth proportional to 7,065,784.40, 10,602,175.80 and 4,035,477.20 is: 6,055,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065,784.40 : 10,602,175.80 = 4,035,477.20 : x
  2. Step 2: Convert to fraction form
    7,065,784.40/10,602,175.80 = 4,035,477.20/x
  3. Step 3: Cross multiply
    7,065,784.40x = 10,602,175.80 × 4,035,477.20
  4. Step 4: Simplify right side
    7,065,784.40x = 42,784,838,711,291.77
  5. Step 5: Solve for x
    x = 42,784,838,711,291.77/7,065,784.40
  6. Step 6: Final answer
    x = 6,055,214.30

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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.