Home / 71,357,225.65-98,475,678.23-39,995,854.27

Finding the Fourth Proportional to 71,357,225.65, 98,475,678.23 and 39,995,854.27

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Solution

The fourth proportional to 71,357,225.65, 98,475,678.23 and 39,995,854.27 is: 55,195,796.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,357,225.65 : 98,475,678.23 = 39,995,854.27 : x
  2. Step 2: Convert to fraction form
    71,357,225.65/98,475,678.23 = 39,995,854.27/x
  3. Step 3: Cross multiply
    71,357,225.65x = 98,475,678.23 × 39,995,854.27
  4. Step 4: Simplify right side
    71,357,225.65x = 3,938,618,875,626,492
  5. Step 5: Solve for x
    x = 3,938,618,875,626,492/71,357,225.65
  6. Step 6: Final answer
    x = 55,195,796.08

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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.