Home / 51,762,041.40-77,643,062.10-39,818,105.40

Finding the Fourth Proportional to 51,762,041.40, 77,643,062.10 and 39,818,105.40

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Solution

The fourth proportional to 51,762,041.40, 77,643,062.10 and 39,818,105.40 is: 59,727,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,762,041.40 : 77,643,062.10 = 39,818,105.40 : x
  2. Step 2: Convert to fraction form
    51,762,041.40/77,643,062.10 = 39,818,105.40/x
  3. Step 3: Cross multiply
    51,762,041.40x = 77,643,062.10 × 39,818,105.40
  4. Step 4: Simplify right side
    51,762,041.40x = 3,091,599,630,276,545
  5. Step 5: Solve for x
    x = 3,091,599,630,276,545/51,762,041.40
  6. Step 6: Final answer
    x = 59,727,158.10

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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.