Home / 55,716,085.80-83,574,128.70-17,377,538.40

Finding the Fourth Proportional to 55,716,085.80, 83,574,128.70 and 17,377,538.40

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Solution

The fourth proportional to 55,716,085.80, 83,574,128.70 and 17,377,538.40 is: 26,066,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,716,085.80 : 83,574,128.70 = 17,377,538.40 : x
  2. Step 2: Convert to fraction form
    55,716,085.80/83,574,128.70 = 17,377,538.40/x
  3. Step 3: Cross multiply
    55,716,085.80x = 83,574,128.70 × 17,377,538.40
  4. Step 4: Simplify right side
    55,716,085.80x = 1,452,312,630,730,792
  5. Step 5: Solve for x
    x = 1,452,312,630,730,792/55,716,085.80
  6. Step 6: Final answer
    x = 26,066,307.60

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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.