Home / 23,319,476.20-34,931,975.10-13,210,287.40

Finding the Fourth Proportional to 23,319,476.20, 34,931,975.10 and 13,210,287.40

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Solution

The fourth proportional to 23,319,476.20, 34,931,975.10 and 13,210,287.40 is: 19,788,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319,476.20 : 34,931,975.10 = 13,210,287.40 : x
  2. Step 2: Convert to fraction form
    23,319,476.20/34,931,975.10 = 13,210,287.40/x
  3. Step 3: Cross multiply
    23,319,476.20x = 34,931,975.10 × 13,210,287.40
  4. Step 4: Simplify right side
    23,319,476.20x = 461,461,430,520,643.75
  5. Step 5: Solve for x
    x = 461,461,430,520,643.75/23,319,476.20
  6. Step 6: Final answer
    x = 19,788,670.49

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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.