Home / 9,872,001.20-14,808,001.80-3,141,095.60

Finding the Fourth Proportional to 9,872,001.20, 14,808,001.80 and 3,141,095.60

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Solution

The fourth proportional to 9,872,001.20, 14,808,001.80 and 3,141,095.60 is: 4,711,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872,001.20 : 14,808,001.80 = 3,141,095.60 : x
  2. Step 2: Convert to fraction form
    9,872,001.20/14,808,001.80 = 3,141,095.60/x
  3. Step 3: Cross multiply
    9,872,001.20x = 14,808,001.80 × 3,141,095.60
  4. Step 4: Simplify right side
    9,872,001.20x = 46,513,349,298,772.09
  5. Step 5: Solve for x
    x = 46,513,349,298,772.09/9,872,001.20
  6. Step 6: Final answer
    x = 4,711,643.40

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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.