Home / 64,518,335.68-88,975,497.12-47,087,070.40

Finding the Fourth Proportional to 64,518,335.68, 88,975,497.12 and 47,087,070.40

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Solution

The fourth proportional to 64,518,335.68, 88,975,497.12 and 47,087,070.40 is: 64,936,509.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,518,335.68 : 88,975,497.12 = 47,087,070.40 : x
  2. Step 2: Convert to fraction form
    64,518,335.68/88,975,497.12 = 47,087,070.40/x
  3. Step 3: Cross multiply
    64,518,335.68x = 88,975,497.12 × 47,087,070.40
  4. Step 4: Simplify right side
    64,518,335.68x = 4,189,595,496,764,437.50
  5. Step 5: Solve for x
    x = 4,189,595,496,764,437.50/64,518,335.68
  6. Step 6: Final answer
    x = 64,936,509.17

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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.